Home / 1,526.71-2,107.20-1,264.27

Finding the Fourth Proportional to 1,526.71, 2,107.20 and 1,264.27

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Solution

The fourth proportional to 1,526.71, 2,107.20 and 1,264.27 is: 1,744.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.71 : 2,107.20 = 1,264.27 : x
  2. Step 2: Convert to fraction form
    1,526.71/2,107.20 = 1,264.27/x
  3. Step 3: Cross multiply
    1,526.71x = 2,107.20 × 1,264.27
  4. Step 4: Simplify right side
    1,526.71x = 2,664,069.74
  5. Step 5: Solve for x
    x = 2,664,069.74/1,526.71
  6. Step 6: Final answer
    x = 1,744.97

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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.