Home / 10,695.50-16,045.32-4,121.24

Finding the Fourth Proportional to 10,695.50, 16,045.32 and 4,121.24

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Solution

The fourth proportional to 10,695.50, 16,045.32 and 4,121.24 is: 6,182.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,695.50 : 16,045.32 = 4,121.24 : x
  2. Step 2: Convert to fraction form
    10,695.50/16,045.32 = 4,121.24/x
  3. Step 3: Cross multiply
    10,695.50x = 16,045.32 × 4,121.24
  4. Step 4: Simplify right side
    10,695.50x = 66,126,614.60
  5. Step 5: Solve for x
    x = 66,126,614.60/10,695.50
  6. Step 6: Final answer
    x = 6,182.66

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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.