Home / 10,528.14-15,793.06-3,507.90

Finding the Fourth Proportional to 10,528.14, 15,793.06 and 3,507.90

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Solution

The fourth proportional to 10,528.14, 15,793.06 and 3,507.90 is: 5,262.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528.14 : 15,793.06 = 3,507.90 : x
  2. Step 2: Convert to fraction form
    10,528.14/15,793.06 = 3,507.90/x
  3. Step 3: Cross multiply
    10,528.14x = 15,793.06 × 3,507.90
  4. Step 4: Simplify right side
    10,528.14x = 55,400,475.17
  5. Step 5: Solve for x
    x = 55,400,475.17/10,528.14
  6. Step 6: Final answer
    x = 5,262.13

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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.