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Finding the Fourth Proportional to 9,052.98, 12,469.62 and 6,395.76

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Solution

The fourth proportional to 9,052.98, 12,469.62 and 6,395.76 is: 8,809.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,052.98 : 12,469.62 = 6,395.76 : x
  2. Step 2: Convert to fraction form
    9,052.98/12,469.62 = 6,395.76/x
  3. Step 3: Cross multiply
    9,052.98x = 12,469.62 × 6,395.76
  4. Step 4: Simplify right side
    9,052.98x = 79,752,696.81
  5. Step 5: Solve for x
    x = 79,752,696.81/9,052.98
  6. Step 6: Final answer
    x = 8,809.55

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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.