Home / 1,545.55-2,316.29-1,339.27

Finding the Fourth Proportional to 1,545.55, 2,316.29 and 1,339.27

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Solution

The fourth proportional to 1,545.55, 2,316.29 and 1,339.27 is: 2,007.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545.55 : 2,316.29 = 1,339.27 : x
  2. Step 2: Convert to fraction form
    1,545.55/2,316.29 = 1,339.27/x
  3. Step 3: Cross multiply
    1,545.55x = 2,316.29 × 1,339.27
  4. Step 4: Simplify right side
    1,545.55x = 3,102,126.13
  5. Step 5: Solve for x
    x = 3,102,126.13/1,545.55
  6. Step 6: Final answer
    x = 2,007.14

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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.