Home / 5,402.80-8,104.22-1,507.19

Finding the Fourth Proportional to 5,402.80, 8,104.22 and 1,507.19

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Solution

The fourth proportional to 5,402.80, 8,104.22 and 1,507.19 is: 2,260.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.80 : 8,104.22 = 1,507.19 : x
  2. Step 2: Convert to fraction form
    5,402.80/8,104.22 = 1,507.19/x
  3. Step 3: Cross multiply
    5,402.80x = 8,104.22 × 1,507.19
  4. Step 4: Simplify right side
    5,402.80x = 12,214,591.81
  5. Step 5: Solve for x
    x = 12,214,591.81/5,402.80
  6. Step 6: Final answer
    x = 2,260.79

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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.