Home / 4,461.90-6,690.42-3,543.36

Finding the Fourth Proportional to 4,461.90, 6,690.42 and 3,543.36

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Solution

The fourth proportional to 4,461.90, 6,690.42 and 3,543.36 is: 5,313.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,461.90 : 6,690.42 = 3,543.36 : x
  2. Step 2: Convert to fraction form
    4,461.90/6,690.42 = 3,543.36/x
  3. Step 3: Cross multiply
    4,461.90x = 6,690.42 × 3,543.36
  4. Step 4: Simplify right side
    4,461.90x = 23,706,566.61
  5. Step 5: Solve for x
    x = 23,706,566.61/4,461.90
  6. Step 6: Final answer
    x = 5,313.11

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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.