Home / 6,243.11-8,616.49-4,569.15

Finding the Fourth Proportional to 6,243.11, 8,616.49 and 4,569.15

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Solution

The fourth proportional to 6,243.11, 8,616.49 and 4,569.15 is: 6,306.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.11 : 8,616.49 = 4,569.15 : x
  2. Step 2: Convert to fraction form
    6,243.11/8,616.49 = 4,569.15/x
  3. Step 3: Cross multiply
    6,243.11x = 8,616.49 × 4,569.15
  4. Step 4: Simplify right side
    6,243.11x = 39,370,035.28
  5. Step 5: Solve for x
    x = 39,370,035.28/6,243.11
  6. Step 6: Final answer
    x = 6,306.16

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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.