Home / 4,255.90-6,371-2,302.18

Finding the Fourth Proportional to 4,255.90, 6,371 and 2,302.18

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Solution

The fourth proportional to 4,255.90, 6,371 and 2,302.18 is: 3,446.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.90 : 6,371 = 2,302.18 : x
  2. Step 2: Convert to fraction form
    4,255.90/6,371 = 2,302.18/x
  3. Step 3: Cross multiply
    4,255.90x = 6,371 × 2,302.18
  4. Step 4: Simplify right side
    4,255.90x = 14,667,188.78
  5. Step 5: Solve for x
    x = 14,667,188.78/4,255.90
  6. Step 6: Final answer
    x = 3,446.32

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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.