Home / 4,543.53-6,816.10-1,256.55

Finding the Fourth Proportional to 4,543.53, 6,816.10 and 1,256.55

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Solution

The fourth proportional to 4,543.53, 6,816.10 and 1,256.55 is: 1,885.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.53 : 6,816.10 = 1,256.55 : x
  2. Step 2: Convert to fraction form
    4,543.53/6,816.10 = 1,256.55/x
  3. Step 3: Cross multiply
    4,543.53x = 6,816.10 × 1,256.55
  4. Step 4: Simplify right side
    4,543.53x = 8,564,770.46
  5. Step 5: Solve for x
    x = 8,564,770.46/4,543.53
  6. Step 6: Final answer
    x = 1,885.05

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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.