Home / 3,100.48-4,672.04-2,564.70

Finding the Fourth Proportional to 3,100.48, 4,672.04 and 2,564.70

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Solution

The fourth proportional to 3,100.48, 4,672.04 and 2,564.70 is: 3,864.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.48 : 4,672.04 = 2,564.70 : x
  2. Step 2: Convert to fraction form
    3,100.48/4,672.04 = 2,564.70/x
  3. Step 3: Cross multiply
    3,100.48x = 4,672.04 × 2,564.70
  4. Step 4: Simplify right side
    3,100.48x = 11,982,380.99
  5. Step 5: Solve for x
    x = 11,982,380.99/3,100.48
  6. Step 6: Final answer
    x = 3,864.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.