Home / 10,330.56-15,495.72-2,539.44

Finding the Fourth Proportional to 10,330.56, 15,495.72 and 2,539.44

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Solution

The fourth proportional to 10,330.56, 15,495.72 and 2,539.44 is: 3,809.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.56 : 15,495.72 = 2,539.44 : x
  2. Step 2: Convert to fraction form
    10,330.56/15,495.72 = 2,539.44/x
  3. Step 3: Cross multiply
    10,330.56x = 15,495.72 × 2,539.44
  4. Step 4: Simplify right side
    10,330.56x = 39,350,451.20
  5. Step 5: Solve for x
    x = 39,350,451.20/10,330.56
  6. Step 6: Final answer
    x = 3,809.13

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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.