Home / 6,263.20-8,625.72-6,127.12

Finding the Fourth Proportional to 6,263.20, 8,625.72 and 6,127.12

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Solution

The fourth proportional to 6,263.20, 8,625.72 and 6,127.12 is: 8,438.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.20 : 8,625.72 = 6,127.12 : x
  2. Step 2: Convert to fraction form
    6,263.20/8,625.72 = 6,127.12/x
  3. Step 3: Cross multiply
    6,263.20x = 8,625.72 × 6,127.12
  4. Step 4: Simplify right side
    6,263.20x = 52,850,821.53
  5. Step 5: Solve for x
    x = 52,850,821.53/6,263.20
  6. Step 6: Final answer
    x = 8,438.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.