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Finding the Fourth Proportional to 4,167.71, 6,252.16 and 1,393.55

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Solution

The fourth proportional to 4,167.71, 6,252.16 and 1,393.55 is: 2,090.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.71 : 6,252.16 = 1,393.55 : x
  2. Step 2: Convert to fraction form
    4,167.71/6,252.16 = 1,393.55/x
  3. Step 3: Cross multiply
    4,167.71x = 6,252.16 × 1,393.55
  4. Step 4: Simplify right side
    4,167.71x = 8,712,697.57
  5. Step 5: Solve for x
    x = 8,712,697.57/4,167.71
  6. Step 6: Final answer
    x = 2,090.53

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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.