Home / 10,180.28-15,272.60-3,160.14

Finding the Fourth Proportional to 10,180.28, 15,272.60 and 3,160.14

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Solution

The fourth proportional to 10,180.28, 15,272.60 and 3,160.14 is: 4,740.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.28 : 15,272.60 = 3,160.14 : x
  2. Step 2: Convert to fraction form
    10,180.28/15,272.60 = 3,160.14/x
  3. Step 3: Cross multiply
    10,180.28x = 15,272.60 × 3,160.14
  4. Step 4: Simplify right side
    10,180.28x = 48,263,554.16
  5. Step 5: Solve for x
    x = 48,263,554.16/10,180.28
  6. Step 6: Final answer
    x = 4,740.89

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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.