Home / 7,386.92-11,085.17-4,423.13

Finding the Fourth Proportional to 7,386.92, 11,085.17 and 4,423.13

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Solution

The fourth proportional to 7,386.92, 11,085.17 and 4,423.13 is: 6,637.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.92 : 11,085.17 = 4,423.13 : x
  2. Step 2: Convert to fraction form
    7,386.92/11,085.17 = 4,423.13/x
  3. Step 3: Cross multiply
    7,386.92x = 11,085.17 × 4,423.13
  4. Step 4: Simplify right side
    7,386.92x = 49,031,147.98
  5. Step 5: Solve for x
    x = 49,031,147.98/7,386.92
  6. Step 6: Final answer
    x = 6,637.56

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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.