Home / 4,385.55-6,607.92-3,622.65

Finding the Fourth Proportional to 4,385.55, 6,607.92 and 3,622.65

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Solution

The fourth proportional to 4,385.55, 6,607.92 and 3,622.65 is: 5,458.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.55 : 6,607.92 = 3,622.65 : x
  2. Step 2: Convert to fraction form
    4,385.55/6,607.92 = 3,622.65/x
  3. Step 3: Cross multiply
    4,385.55x = 6,607.92 × 3,622.65
  4. Step 4: Simplify right side
    4,385.55x = 23,938,170.19
  5. Step 5: Solve for x
    x = 23,938,170.19/4,385.55
  6. Step 6: Final answer
    x = 5,458.41

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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.