Home / 8,923.70-13,385.55-6,850.10

Finding the Fourth Proportional to 8,923.70, 13,385.55 and 6,850.10

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Solution

The fourth proportional to 8,923.70, 13,385.55 and 6,850.10 is: 10,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.70 : 13,385.55 = 6,850.10 : x
  2. Step 2: Convert to fraction form
    8,923.70/13,385.55 = 6,850.10/x
  3. Step 3: Cross multiply
    8,923.70x = 13,385.55 × 6,850.10
  4. Step 4: Simplify right side
    8,923.70x = 91,692,356.06
  5. Step 5: Solve for x
    x = 91,692,356.06/8,923.70
  6. Step 6: Final answer
    x = 10,275.15

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Similar ratio
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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.