Home / 10,790.41-16,180.19-6,288.91

Finding the Fourth Proportional to 10,790.41, 16,180.19 and 6,288.91

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Solution

The fourth proportional to 10,790.41, 16,180.19 and 6,288.91 is: 9,430.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.41 : 16,180.19 = 6,288.91 : x
  2. Step 2: Convert to fraction form
    10,790.41/16,180.19 = 6,288.91/x
  3. Step 3: Cross multiply
    10,790.41x = 16,180.19 × 6,288.91
  4. Step 4: Simplify right side
    10,790.41x = 101,755,801.39
  5. Step 5: Solve for x
    x = 101,755,801.39/10,790.41
  6. Step 6: Final answer
    x = 9,430.21

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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.