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Finding the Fourth Proportional to 7,482.77, 11,224.04 and 1,935.67

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Solution

The fourth proportional to 7,482.77, 11,224.04 and 1,935.67 is: 2,903.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.77 : 11,224.04 = 1,935.67 : x
  2. Step 2: Convert to fraction form
    7,482.77/11,224.04 = 1,935.67/x
  3. Step 3: Cross multiply
    7,482.77x = 11,224.04 × 1,935.67
  4. Step 4: Simplify right side
    7,482.77x = 21,725,981.39
  5. Step 5: Solve for x
    x = 21,725,981.39/7,482.77
  6. Step 6: Final answer
    x = 2,903.47

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.