Home / 10,475.04-15,708.60-5,277.36

Finding the Fourth Proportional to 10,475.04, 15,708.60 and 5,277.36

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Solution

The fourth proportional to 10,475.04, 15,708.60 and 5,277.36 is: 7,914.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,475.04 : 15,708.60 = 5,277.36 : x
  2. Step 2: Convert to fraction form
    10,475.04/15,708.60 = 5,277.36/x
  3. Step 3: Cross multiply
    10,475.04x = 15,708.60 × 5,277.36
  4. Step 4: Simplify right side
    10,475.04x = 82,899,937.30
  5. Step 5: Solve for x
    x = 82,899,937.30/10,475.04
  6. Step 6: Final answer
    x = 7,914.04

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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.