Home / 5,816.48-8,724.72-4,092.80

Finding the Fourth Proportional to 5,816.48, 8,724.72 and 4,092.80

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Solution

The fourth proportional to 5,816.48, 8,724.72 and 4,092.80 is: 6,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.48 : 8,724.72 = 4,092.80 : x
  2. Step 2: Convert to fraction form
    5,816.48/8,724.72 = 4,092.80/x
  3. Step 3: Cross multiply
    5,816.48x = 8,724.72 × 4,092.80
  4. Step 4: Simplify right side
    5,816.48x = 35,708,534.02
  5. Step 5: Solve for x
    x = 35,708,534.02/5,816.48
  6. Step 6: Final answer
    x = 6,139.20

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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.