Home / 8,845.38-12,206.78-5,068.88

Finding the Fourth Proportional to 8,845.38, 12,206.78 and 5,068.88

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Solution

The fourth proportional to 8,845.38, 12,206.78 and 5,068.88 is: 6,995.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.38 : 12,206.78 = 5,068.88 : x
  2. Step 2: Convert to fraction form
    8,845.38/12,206.78 = 5,068.88/x
  3. Step 3: Cross multiply
    8,845.38x = 12,206.78 × 5,068.88
  4. Step 4: Simplify right side
    8,845.38x = 61,874,616.63
  5. Step 5: Solve for x
    x = 61,874,616.63/8,845.38
  6. Step 6: Final answer
    x = 6,995.13

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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.