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Finding the Fourth Proportional to 7,473.66, 11,210.64 and 1,927.14

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Solution

The fourth proportional to 7,473.66, 11,210.64 and 1,927.14 is: 2,890.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.66 : 11,210.64 = 1,927.14 : x
  2. Step 2: Convert to fraction form
    7,473.66/11,210.64 = 1,927.14/x
  3. Step 3: Cross multiply
    7,473.66x = 11,210.64 × 1,927.14
  4. Step 4: Simplify right side
    7,473.66x = 21,604,472.77
  5. Step 5: Solve for x
    x = 21,604,472.77/7,473.66
  6. Step 6: Final answer
    x = 2,890.75

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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.