Home / 7,181.27-9,909.65-4,037.93

Finding the Fourth Proportional to 7,181.27, 9,909.65 and 4,037.93

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Solution

The fourth proportional to 7,181.27, 9,909.65 and 4,037.93 is: 5,572.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.27 : 9,909.65 = 4,037.93 : x
  2. Step 2: Convert to fraction form
    7,181.27/9,909.65 = 4,037.93/x
  3. Step 3: Cross multiply
    7,181.27x = 9,909.65 × 4,037.93
  4. Step 4: Simplify right side
    7,181.27x = 40,014,452.83
  5. Step 5: Solve for x
    x = 40,014,452.83/7,181.27
  6. Step 6: Final answer
    x = 5,572.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.