Home / 10,296.45-15,444.63-2,505.29

Finding the Fourth Proportional to 10,296.45, 15,444.63 and 2,505.29

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Solution

The fourth proportional to 10,296.45, 15,444.63 and 2,505.29 is: 3,757.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296.45 : 15,444.63 = 2,505.29 : x
  2. Step 2: Convert to fraction form
    10,296.45/15,444.63 = 2,505.29/x
  3. Step 3: Cross multiply
    10,296.45x = 15,444.63 × 2,505.29
  4. Step 4: Simplify right side
    10,296.45x = 38,693,199.87
  5. Step 5: Solve for x
    x = 38,693,199.87/10,296.45
  6. Step 6: Final answer
    x = 3,757.92

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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.