Home / 10,862.49-16,295.91-4,622.47

Finding the Fourth Proportional to 10,862.49, 16,295.91 and 4,622.47

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Solution

The fourth proportional to 10,862.49, 16,295.91 and 4,622.47 is: 6,934.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,862.49 : 16,295.91 = 4,622.47 : x
  2. Step 2: Convert to fraction form
    10,862.49/16,295.91 = 4,622.47/x
  3. Step 3: Cross multiply
    10,862.49x = 16,295.91 × 4,622.47
  4. Step 4: Simplify right side
    10,862.49x = 75,327,355.10
  5. Step 5: Solve for x
    x = 75,327,355.10/10,862.49
  6. Step 6: Final answer
    x = 6,934.63

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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.