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Finding the Fourth Proportional to 6,002.60, 9,003.90 and 2,930.60

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Solution

The fourth proportional to 6,002.60, 9,003.90 and 2,930.60 is: 4,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,002.60 : 9,003.90 = 2,930.60 : x
  2. Step 2: Convert to fraction form
    6,002.60/9,003.90 = 2,930.60/x
  3. Step 3: Cross multiply
    6,002.60x = 9,003.90 × 2,930.60
  4. Step 4: Simplify right side
    6,002.60x = 26,386,829.34
  5. Step 5: Solve for x
    x = 26,386,829.34/6,002.60
  6. Step 6: Final answer
    x = 4,395.90

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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.