Home / 1,569.24-2,357.91-1,397.52

Finding the Fourth Proportional to 1,569.24, 2,357.91 and 1,397.52

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Solution

The fourth proportional to 1,569.24, 2,357.91 and 1,397.52 is: 2,099.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.24 : 2,357.91 = 1,397.52 : x
  2. Step 2: Convert to fraction form
    1,569.24/2,357.91 = 1,397.52/x
  3. Step 3: Cross multiply
    1,569.24x = 2,357.91 × 1,397.52
  4. Step 4: Simplify right side
    1,569.24x = 3,295,226.38
  5. Step 5: Solve for x
    x = 3,295,226.38/1,569.24
  6. Step 6: Final answer
    x = 2,099.89

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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.