Home / 4,142.53-6,213.93-1,677.43

Finding the Fourth Proportional to 4,142.53, 6,213.93 and 1,677.43

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Solution

The fourth proportional to 4,142.53, 6,213.93 and 1,677.43 is: 2,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.53 : 6,213.93 = 1,677.43 : x
  2. Step 2: Convert to fraction form
    4,142.53/6,213.93 = 1,677.43/x
  3. Step 3: Cross multiply
    4,142.53x = 6,213.93 × 1,677.43
  4. Step 4: Simplify right side
    4,142.53x = 10,423,432.60
  5. Step 5: Solve for x
    x = 10,423,432.60/4,142.53
  6. Step 6: Final answer
    x = 2,516.20

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1.5x scale

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.