Home / 3,785.74-5,225.31-2,294.46

Finding the Fourth Proportional to 3,785.74, 5,225.31 and 2,294.46

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Solution

The fourth proportional to 3,785.74, 5,225.31 and 2,294.46 is: 3,166.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.74 : 5,225.31 = 2,294.46 : x
  2. Step 2: Convert to fraction form
    3,785.74/5,225.31 = 2,294.46/x
  3. Step 3: Cross multiply
    3,785.74x = 5,225.31 × 2,294.46
  4. Step 4: Simplify right side
    3,785.74x = 11,989,264.78
  5. Step 5: Solve for x
    x = 11,989,264.78/3,785.74
  6. Step 6: Final answer
    x = 3,166.96

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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.