Home / 7,585.74-11,371.32-5,602.86

Finding the Fourth Proportional to 7,585.74, 11,371.32 and 5,602.86

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Solution

The fourth proportional to 7,585.74, 11,371.32 and 5,602.86 is: 8,398.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.74 : 11,371.32 = 5,602.86 : x
  2. Step 2: Convert to fraction form
    7,585.74/11,371.32 = 5,602.86/x
  3. Step 3: Cross multiply
    7,585.74x = 11,371.32 × 5,602.86
  4. Step 4: Simplify right side
    7,585.74x = 63,711,913.98
  5. Step 5: Solve for x
    x = 63,711,913.98/7,585.74
  6. Step 6: Final answer
    x = 8,398.91

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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.