Home / 4,456.72-6,677.70-3,151.72

Finding the Fourth Proportional to 4,456.72, 6,677.70 and 3,151.72

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Solution

The fourth proportional to 4,456.72, 6,677.70 and 3,151.72 is: 4,722.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.72 : 6,677.70 = 3,151.72 : x
  2. Step 2: Convert to fraction form
    4,456.72/6,677.70 = 3,151.72/x
  3. Step 3: Cross multiply
    4,456.72x = 6,677.70 × 3,151.72
  4. Step 4: Simplify right side
    4,456.72x = 21,046,240.64
  5. Step 5: Solve for x
    x = 21,046,240.64/4,456.72
  6. Step 6: Final answer
    x = 4,722.36

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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.