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Finding the Fourth Proportional to 7,600.32, 10,486.08 and 5,248.32

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Solution

The fourth proportional to 7,600.32, 10,486.08 and 5,248.32 is: 7,241.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,600.32 : 10,486.08 = 5,248.32 : x
  2. Step 2: Convert to fraction form
    7,600.32/10,486.08 = 5,248.32/x
  3. Step 3: Cross multiply
    7,600.32x = 10,486.08 × 5,248.32
  4. Step 4: Simplify right side
    7,600.32x = 55,034,303.39
  5. Step 5: Solve for x
    x = 55,034,303.39/7,600.32
  6. Step 6: Final answer
    x = 7,241.05

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.