Home / 5,572.47-8,345.50-4,838.05

Finding the Fourth Proportional to 5,572.47, 8,345.50 and 4,838.05

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Solution

The fourth proportional to 5,572.47, 8,345.50 and 4,838.05 is: 7,245.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.47 : 8,345.50 = 4,838.05 : x
  2. Step 2: Convert to fraction form
    5,572.47/8,345.50 = 4,838.05/x
  3. Step 3: Cross multiply
    5,572.47x = 8,345.50 × 4,838.05
  4. Step 4: Simplify right side
    5,572.47x = 40,375,946.28
  5. Step 5: Solve for x
    x = 40,375,946.28/5,572.47
  6. Step 6: Final answer
    x = 7,245.61

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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.