Home / 5,416.92-8,128.06-3,043.52

Finding the Fourth Proportional to 5,416.92, 8,128.06 and 3,043.52

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Solution

The fourth proportional to 5,416.92, 8,128.06 and 3,043.52 is: 4,566.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416.92 : 8,128.06 = 3,043.52 : x
  2. Step 2: Convert to fraction form
    5,416.92/8,128.06 = 3,043.52/x
  3. Step 3: Cross multiply
    5,416.92x = 8,128.06 × 3,043.52
  4. Step 4: Simplify right side
    5,416.92x = 24,737,913.17
  5. Step 5: Solve for x
    x = 24,737,913.17/5,416.92
  6. Step 6: Final answer
    x = 4,566.79

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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.