Home / 6,708.20-10,022.60-6,478.52

Finding the Fourth Proportional to 6,708.20, 10,022.60 and 6,478.52

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Solution

The fourth proportional to 6,708.20, 10,022.60 and 6,478.52 is: 9,679.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,708.20 : 10,022.60 = 6,478.52 : x
  2. Step 2: Convert to fraction form
    6,708.20/10,022.60 = 6,478.52/x
  3. Step 3: Cross multiply
    6,708.20x = 10,022.60 × 6,478.52
  4. Step 4: Simplify right side
    6,708.20x = 64,931,614.55
  5. Step 5: Solve for x
    x = 64,931,614.55/6,708.20
  6. Step 6: Final answer
    x = 9,679.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.