Home / 8,203.28-12,305.67-4,937.13

Finding the Fourth Proportional to 8,203.28, 12,305.67 and 4,937.13

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Solution

The fourth proportional to 8,203.28, 12,305.67 and 4,937.13 is: 7,406.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,203.28 : 12,305.67 = 4,937.13 : x
  2. Step 2: Convert to fraction form
    8,203.28/12,305.67 = 4,937.13/x
  3. Step 3: Cross multiply
    8,203.28x = 12,305.67 × 4,937.13
  4. Step 4: Simplify right side
    8,203.28x = 60,754,667.17
  5. Step 5: Solve for x
    x = 60,754,667.17/8,203.28
  6. Step 6: Final answer
    x = 7,406.15

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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.