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Finding the Fourth Proportional to 6,348.14, 8,752.16 and 4,853.69

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Solution

The fourth proportional to 6,348.14, 8,752.16 and 4,853.69 is: 6,691.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.14 : 8,752.16 = 4,853.69 : x
  2. Step 2: Convert to fraction form
    6,348.14/8,752.16 = 4,853.69/x
  3. Step 3: Cross multiply
    6,348.14x = 8,752.16 × 4,853.69
  4. Step 4: Simplify right side
    6,348.14x = 42,480,305.49
  5. Step 5: Solve for x
    x = 42,480,305.49/6,348.14
  6. Step 6: Final answer
    x = 6,691.77

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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.