Home / 3,352.56-4,622.28-2,785.30

Finding the Fourth Proportional to 3,352.56, 4,622.28 and 2,785.30

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Solution

The fourth proportional to 3,352.56, 4,622.28 and 2,785.30 is: 3,840.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.56 : 4,622.28 = 2,785.30 : x
  2. Step 2: Convert to fraction form
    3,352.56/4,622.28 = 2,785.30/x
  3. Step 3: Cross multiply
    3,352.56x = 4,622.28 × 2,785.30
  4. Step 4: Simplify right side
    3,352.56x = 12,874,436.48
  5. Step 5: Solve for x
    x = 12,874,436.48/3,352.56
  6. Step 6: Final answer
    x = 3,840.18

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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.