Home / 10,116.76-15,176.87-3,096.60

Finding the Fourth Proportional to 10,116.76, 15,176.87 and 3,096.60

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Solution

The fourth proportional to 10,116.76, 15,176.87 and 3,096.60 is: 4,645.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116.76 : 15,176.87 = 3,096.60 : x
  2. Step 2: Convert to fraction form
    10,116.76/15,176.87 = 3,096.60/x
  3. Step 3: Cross multiply
    10,116.76x = 15,176.87 × 3,096.60
  4. Step 4: Simplify right side
    10,116.76x = 46,996,695.64
  5. Step 5: Solve for x
    x = 46,996,695.64/10,116.76
  6. Step 6: Final answer
    x = 4,645.43

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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.