Home / 10,652.04-15,983.46-7,182

Finding the Fourth Proportional to 10,652.04, 15,983.46 and 7,182

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Solution

The fourth proportional to 10,652.04, 15,983.46 and 7,182 is: 10,776.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652.04 : 15,983.46 = 7,182 : x
  2. Step 2: Convert to fraction form
    10,652.04/15,983.46 = 7,182/x
  3. Step 3: Cross multiply
    10,652.04x = 15,983.46 × 7,182
  4. Step 4: Simplify right side
    10,652.04x = 114,793,209.72
  5. Step 5: Solve for x
    x = 114,793,209.72/10,652.04
  6. Step 6: Final answer
    x = 10,776.64

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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.