Home / 10,330.13-15,495.06-2,538.88

Finding the Fourth Proportional to 10,330.13, 15,495.06 and 2,538.88

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Solution

The fourth proportional to 10,330.13, 15,495.06 and 2,538.88 is: 3,808.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.13 : 15,495.06 = 2,538.88 : x
  2. Step 2: Convert to fraction form
    10,330.13/15,495.06 = 2,538.88/x
  3. Step 3: Cross multiply
    10,330.13x = 15,495.06 × 2,538.88
  4. Step 4: Simplify right side
    10,330.13x = 39,340,097.93
  5. Step 5: Solve for x
    x = 39,340,097.93/10,330.13
  6. Step 6: Final answer
    x = 3,808.29

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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.