Home / 10,367.90-15,551.85-7,084.70

Finding the Fourth Proportional to 10,367.90, 15,551.85 and 7,084.70

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Solution

The fourth proportional to 10,367.90, 15,551.85 and 7,084.70 is: 10,627.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.90 : 15,551.85 = 7,084.70 : x
  2. Step 2: Convert to fraction form
    10,367.90/15,551.85 = 7,084.70/x
  3. Step 3: Cross multiply
    10,367.90x = 15,551.85 × 7,084.70
  4. Step 4: Simplify right side
    10,367.90x = 110,180,191.70
  5. Step 5: Solve for x
    x = 110,180,191.70/10,367.90
  6. Step 6: Final answer
    x = 10,627.05

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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.