Home / 4,787.67-6,605.10-3,531.75

Finding the Fourth Proportional to 4,787.67, 6,605.10 and 3,531.75

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Solution

The fourth proportional to 4,787.67, 6,605.10 and 3,531.75 is: 4,872.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.67 : 6,605.10 = 3,531.75 : x
  2. Step 2: Convert to fraction form
    4,787.67/6,605.10 = 3,531.75/x
  3. Step 3: Cross multiply
    4,787.67x = 6,605.10 × 3,531.75
  4. Step 4: Simplify right side
    4,787.67x = 23,327,561.93
  5. Step 5: Solve for x
    x = 23,327,561.93/4,787.67
  6. Step 6: Final answer
    x = 4,872.42

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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.