Home / 9,304.46-12,839.47-6,155.18

Finding the Fourth Proportional to 9,304.46, 12,839.47 and 6,155.18

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Solution

The fourth proportional to 9,304.46, 12,839.47 and 6,155.18 is: 8,493.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,304.46 : 12,839.47 = 6,155.18 : x
  2. Step 2: Convert to fraction form
    9,304.46/12,839.47 = 6,155.18/x
  3. Step 3: Cross multiply
    9,304.46x = 12,839.47 × 6,155.18
  4. Step 4: Simplify right side
    9,304.46x = 79,029,169.37
  5. Step 5: Solve for x
    x = 79,029,169.37/9,304.46
  6. Step 6: Final answer
    x = 8,493.69

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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.