Home / 8,668.20-13,002.30-6,594.60

Finding the Fourth Proportional to 8,668.20, 13,002.30 and 6,594.60

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Solution

The fourth proportional to 8,668.20, 13,002.30 and 6,594.60 is: 9,891.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668.20 : 13,002.30 = 6,594.60 : x
  2. Step 2: Convert to fraction form
    8,668.20/13,002.30 = 6,594.60/x
  3. Step 3: Cross multiply
    8,668.20x = 13,002.30 × 6,594.60
  4. Step 4: Simplify right side
    8,668.20x = 85,744,967.58
  5. Step 5: Solve for x
    x = 85,744,967.58/8,668.20
  6. Step 6: Final answer
    x = 9,891.90

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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.