Home / 4,772.79-6,586.25-2,648.39

Finding the Fourth Proportional to 4,772.79, 6,586.25 and 2,648.39

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Solution

The fourth proportional to 4,772.79, 6,586.25 and 2,648.39 is: 3,654.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.79 : 6,586.25 = 2,648.39 : x
  2. Step 2: Convert to fraction form
    4,772.79/6,586.25 = 2,648.39/x
  3. Step 3: Cross multiply
    4,772.79x = 6,586.25 × 2,648.39
  4. Step 4: Simplify right side
    4,772.79x = 17,442,912.46
  5. Step 5: Solve for x
    x = 17,442,912.46/4,772.79
  6. Step 6: Final answer
    x = 3,654.66

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.