Home / 8,701.20-13,043.22-5,572.32

Finding the Fourth Proportional to 8,701.20, 13,043.22 and 5,572.32

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Solution

The fourth proportional to 8,701.20, 13,043.22 and 5,572.32 is: 8,352.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.20 : 13,043.22 = 5,572.32 : x
  2. Step 2: Convert to fraction form
    8,701.20/13,043.22 = 5,572.32/x
  3. Step 3: Cross multiply
    8,701.20x = 13,043.22 × 5,572.32
  4. Step 4: Simplify right side
    8,701.20x = 72,680,995.67
  5. Step 5: Solve for x
    x = 72,680,995.67/8,701.20
  6. Step 6: Final answer
    x = 8,352.99

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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.