Home / 4,853.62-7,283.45-2,220.70

Finding the Fourth Proportional to 4,853.62, 7,283.45 and 2,220.70

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Solution

The fourth proportional to 4,853.62, 7,283.45 and 2,220.70 is: 3,332.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853.62 : 7,283.45 = 2,220.70 : x
  2. Step 2: Convert to fraction form
    4,853.62/7,283.45 = 2,220.70/x
  3. Step 3: Cross multiply
    4,853.62x = 7,283.45 × 2,220.70
  4. Step 4: Simplify right side
    4,853.62x = 16,174,357.42
  5. Step 5: Solve for x
    x = 16,174,357.42/4,853.62
  6. Step 6: Final answer
    x = 3,332.43

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.