Home / 10,341.56-15,507.84-3,319.04

Finding the Fourth Proportional to 10,341.56, 15,507.84 and 3,319.04

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Solution

The fourth proportional to 10,341.56, 15,507.84 and 3,319.04 is: 4,977.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.56 : 15,507.84 = 3,319.04 : x
  2. Step 2: Convert to fraction form
    10,341.56/15,507.84 = 3,319.04/x
  3. Step 3: Cross multiply
    10,341.56x = 15,507.84 × 3,319.04
  4. Step 4: Simplify right side
    10,341.56x = 51,471,141.27
  5. Step 5: Solve for x
    x = 51,471,141.27/10,341.56
  6. Step 6: Final answer
    x = 4,977.12

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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.