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Finding the Fourth Proportional to 1,807.43, 2,710.94 and 1,501.25

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Solution

The fourth proportional to 1,807.43, 2,710.94 and 1,501.25 is: 2,251.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807.43 : 2,710.94 = 1,501.25 : x
  2. Step 2: Convert to fraction form
    1,807.43/2,710.94 = 1,501.25/x
  3. Step 3: Cross multiply
    1,807.43x = 2,710.94 × 1,501.25
  4. Step 4: Simplify right side
    1,807.43x = 4,069,777.61
  5. Step 5: Solve for x
    x = 4,069,777.61/1,807.43
  6. Step 6: Final answer
    x = 2,251.70

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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.