Home / 7,585.17-11,384.14-3,890.97

Finding the Fourth Proportional to 7,585.17, 11,384.14 and 3,890.97

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Solution

The fourth proportional to 7,585.17, 11,384.14 and 3,890.97 is: 5,839.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.17 : 11,384.14 = 3,890.97 : x
  2. Step 2: Convert to fraction form
    7,585.17/11,384.14 = 3,890.97/x
  3. Step 3: Cross multiply
    7,585.17x = 11,384.14 × 3,890.97
  4. Step 4: Simplify right side
    7,585.17x = 44,295,347.22
  5. Step 5: Solve for x
    x = 44,295,347.22/7,585.17
  6. Step 6: Final answer
    x = 5,839.73

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1.5x scale

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.