Home / 4,456.20-6,175.53-4,393.56

Finding the Fourth Proportional to 4,456.20, 6,175.53 and 4,393.56

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Solution

The fourth proportional to 4,456.20, 6,175.53 and 4,393.56 is: 6,088.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.20 : 6,175.53 = 4,393.56 : x
  2. Step 2: Convert to fraction form
    4,456.20/6,175.53 = 4,393.56/x
  3. Step 3: Cross multiply
    4,456.20x = 6,175.53 × 4,393.56
  4. Step 4: Simplify right side
    4,456.20x = 27,132,561.59
  5. Step 5: Solve for x
    x = 27,132,561.59/4,456.20
  6. Step 6: Final answer
    x = 6,088.72

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.