Home / 10,276.56-15,414.90-3,703.80

Finding the Fourth Proportional to 10,276.56, 15,414.90 and 3,703.80

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Solution

The fourth proportional to 10,276.56, 15,414.90 and 3,703.80 is: 5,555.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276.56 : 15,414.90 = 3,703.80 : x
  2. Step 2: Convert to fraction form
    10,276.56/15,414.90 = 3,703.80/x
  3. Step 3: Cross multiply
    10,276.56x = 15,414.90 × 3,703.80
  4. Step 4: Simplify right side
    10,276.56x = 57,093,706.62
  5. Step 5: Solve for x
    x = 57,093,706.62/10,276.56
  6. Step 6: Final answer
    x = 5,555.72

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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.