Home / 4,543.90-6,818.17-1,877.47

Finding the Fourth Proportional to 4,543.90, 6,818.17 and 1,877.47

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Solution

The fourth proportional to 4,543.90, 6,818.17 and 1,877.47 is: 2,817.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.90 : 6,818.17 = 1,877.47 : x
  2. Step 2: Convert to fraction form
    4,543.90/6,818.17 = 1,877.47/x
  3. Step 3: Cross multiply
    4,543.90x = 6,818.17 × 1,877.47
  4. Step 4: Simplify right side
    4,543.90x = 12,800,909.63
  5. Step 5: Solve for x
    x = 12,800,909.63/4,543.90
  6. Step 6: Final answer
    x = 2,817.16

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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.