Home / 7,134.30-10,701.45-5,020.20

Finding the Fourth Proportional to 7,134.30, 10,701.45 and 5,020.20

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Solution

The fourth proportional to 7,134.30, 10,701.45 and 5,020.20 is: 7,530.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.30 : 10,701.45 = 5,020.20 : x
  2. Step 2: Convert to fraction form
    7,134.30/10,701.45 = 5,020.20/x
  3. Step 3: Cross multiply
    7,134.30x = 10,701.45 × 5,020.20
  4. Step 4: Simplify right side
    7,134.30x = 53,723,419.29
  5. Step 5: Solve for x
    x = 53,723,419.29/7,134.30
  6. Step 6: Final answer
    x = 7,530.30

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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.