Home / 5,543.13-8,315.04-2,254.42

Finding the Fourth Proportional to 5,543.13, 8,315.04 and 2,254.42

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Solution

The fourth proportional to 5,543.13, 8,315.04 and 2,254.42 is: 3,381.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.13 : 8,315.04 = 2,254.42 : x
  2. Step 2: Convert to fraction form
    5,543.13/8,315.04 = 2,254.42/x
  3. Step 3: Cross multiply
    5,543.13x = 8,315.04 × 2,254.42
  4. Step 4: Simplify right side
    5,543.13x = 18,745,592.48
  5. Step 5: Solve for x
    x = 18,745,592.48/5,543.13
  6. Step 6: Final answer
    x = 3,381.77

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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.