Home / 5,641.03-8,461.37-2,681.61

Finding the Fourth Proportional to 5,641.03, 8,461.37 and 2,681.61

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Solution

The fourth proportional to 5,641.03, 8,461.37 and 2,681.61 is: 4,022.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,641.03 : 8,461.37 = 2,681.61 : x
  2. Step 2: Convert to fraction form
    5,641.03/8,461.37 = 2,681.61/x
  3. Step 3: Cross multiply
    5,641.03x = 8,461.37 × 2,681.61
  4. Step 4: Simplify right side
    5,641.03x = 22,690,094.41
  5. Step 5: Solve for x
    x = 22,690,094.41/5,641.03
  6. Step 6: Final answer
    x = 4,022.33

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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.