Home / 4,489.23-6,719.98-2,925.87

Finding the Fourth Proportional to 4,489.23, 6,719.98 and 2,925.87

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Solution

The fourth proportional to 4,489.23, 6,719.98 and 2,925.87 is: 4,379.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.23 : 6,719.98 = 2,925.87 : x
  2. Step 2: Convert to fraction form
    4,489.23/6,719.98 = 2,925.87/x
  3. Step 3: Cross multiply
    4,489.23x = 6,719.98 × 2,925.87
  4. Step 4: Simplify right side
    4,489.23x = 19,661,780.57
  5. Step 5: Solve for x
    x = 19,661,780.57/4,489.23
  6. Step 6: Final answer
    x = 4,379.77

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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.