Home / 8,743.20-13,116.24-4,359.84

Finding the Fourth Proportional to 8,743.20, 13,116.24 and 4,359.84

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Solution

The fourth proportional to 8,743.20, 13,116.24 and 4,359.84 is: 6,540.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.20 : 13,116.24 = 4,359.84 : x
  2. Step 2: Convert to fraction form
    8,743.20/13,116.24 = 4,359.84/x
  3. Step 3: Cross multiply
    8,743.20x = 13,116.24 × 4,359.84
  4. Step 4: Simplify right side
    8,743.20x = 57,184,707.80
  5. Step 5: Solve for x
    x = 57,184,707.80/8,743.20
  6. Step 6: Final answer
    x = 6,540.48

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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.