Home / 7,160.56-9,882.04-4,016.96

Finding the Fourth Proportional to 7,160.56, 9,882.04 and 4,016.96

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Solution

The fourth proportional to 7,160.56, 9,882.04 and 4,016.96 is: 5,543.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160.56 : 9,882.04 = 4,016.96 : x
  2. Step 2: Convert to fraction form
    7,160.56/9,882.04 = 4,016.96/x
  3. Step 3: Cross multiply
    7,160.56x = 9,882.04 × 4,016.96
  4. Step 4: Simplify right side
    7,160.56x = 39,695,759.40
  5. Step 5: Solve for x
    x = 39,695,759.40/7,160.56
  6. Step 6: Final answer
    x = 5,543.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.