Home / 5,402.04-8,086.32-2,930.73

Finding the Fourth Proportional to 5,402.04, 8,086.32 and 2,930.73

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Solution

The fourth proportional to 5,402.04, 8,086.32 and 2,930.73 is: 4,387.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.04 : 8,086.32 = 2,930.73 : x
  2. Step 2: Convert to fraction form
    5,402.04/8,086.32 = 2,930.73/x
  3. Step 3: Cross multiply
    5,402.04x = 8,086.32 × 2,930.73
  4. Step 4: Simplify right side
    5,402.04x = 23,698,820.61
  5. Step 5: Solve for x
    x = 23,698,820.61/5,402.04
  6. Step 6: Final answer
    x = 4,387.01

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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.