Home / 9,250.20-13,875.30-8,266.05

Finding the Fourth Proportional to 9,250.20, 13,875.30 and 8,266.05

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Solution

The fourth proportional to 9,250.20, 13,875.30 and 8,266.05 is: 12,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250.20 : 13,875.30 = 8,266.05 : x
  2. Step 2: Convert to fraction form
    9,250.20/13,875.30 = 8,266.05/x
  3. Step 3: Cross multiply
    9,250.20x = 13,875.30 × 8,266.05
  4. Step 4: Simplify right side
    9,250.20x = 114,693,923.57
  5. Step 5: Solve for x
    x = 114,693,923.57/9,250.20
  6. Step 6: Final answer
    x = 12,399.08

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Double scale
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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.