Home / 8,345.15-11,516.49-4,568.48

Finding the Fourth Proportional to 8,345.15, 11,516.49 and 4,568.48

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Solution

The fourth proportional to 8,345.15, 11,516.49 and 4,568.48 is: 6,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,345.15 : 11,516.49 = 4,568.48 : x
  2. Step 2: Convert to fraction form
    8,345.15/11,516.49 = 4,568.48/x
  3. Step 3: Cross multiply
    8,345.15x = 11,516.49 × 4,568.48
  4. Step 4: Simplify right side
    8,345.15x = 52,612,839.84
  5. Step 5: Solve for x
    x = 52,612,839.84/8,345.15
  6. Step 6: Final answer
    x = 6,304.60

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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.