Home / 8,259.92-12,392.04-3,577.40

Finding the Fourth Proportional to 8,259.92, 12,392.04 and 3,577.40

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Solution

The fourth proportional to 8,259.92, 12,392.04 and 3,577.40 is: 5,367.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.92 : 12,392.04 = 3,577.40 : x
  2. Step 2: Convert to fraction form
    8,259.92/12,392.04 = 3,577.40/x
  3. Step 3: Cross multiply
    8,259.92x = 12,392.04 × 3,577.40
  4. Step 4: Simplify right side
    8,259.92x = 44,331,283.90
  5. Step 5: Solve for x
    x = 44,331,283.90/8,259.92
  6. Step 6: Final answer
    x = 5,367.04

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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.