Home / 1,349.28-2,022.50-527.53

Finding the Fourth Proportional to 1,349.28, 2,022.50 and 527.53

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Solution

The fourth proportional to 1,349.28, 2,022.50 and 527.53 is: 790.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.28 : 2,022.50 = 527.53 : x
  2. Step 2: Convert to fraction form
    1,349.28/2,022.50 = 527.53/x
  3. Step 3: Cross multiply
    1,349.28x = 2,022.50 × 527.53
  4. Step 4: Simplify right side
    1,349.28x = 1,066,929.43
  5. Step 5: Solve for x
    x = 1,066,929.43/1,349.28
  6. Step 6: Final answer
    x = 790.74

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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.