Home / 4,385.72-6,548.80-3,554.66

Finding the Fourth Proportional to 4,385.72, 6,548.80 and 3,554.66

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Solution

The fourth proportional to 4,385.72, 6,548.80 and 3,554.66 is: 5,307.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.72 : 6,548.80 = 3,554.66 : x
  2. Step 2: Convert to fraction form
    4,385.72/6,548.80 = 3,554.66/x
  3. Step 3: Cross multiply
    4,385.72x = 6,548.80 × 3,554.66
  4. Step 4: Simplify right side
    4,385.72x = 23,278,757.41
  5. Step 5: Solve for x
    x = 23,278,757.41/4,385.72
  6. Step 6: Final answer
    x = 5,307.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.