Home / 9,550.80-13,167.63-6,898.86

Finding the Fourth Proportional to 9,550.80, 13,167.63 and 6,898.86

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Solution

The fourth proportional to 9,550.80, 13,167.63 and 6,898.86 is: 9,511.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,550.80 : 13,167.63 = 6,898.86 : x
  2. Step 2: Convert to fraction form
    9,550.80/13,167.63 = 6,898.86/x
  3. Step 3: Cross multiply
    9,550.80x = 13,167.63 × 6,898.86
  4. Step 4: Simplify right side
    9,550.80x = 90,841,635.90
  5. Step 5: Solve for x
    x = 90,841,635.90/9,550.80
  6. Step 6: Final answer
    x = 9,511.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.