Home / 4,211.55-5,810.05-2,531.97

Finding the Fourth Proportional to 4,211.55, 5,810.05 and 2,531.97

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Solution

The fourth proportional to 4,211.55, 5,810.05 and 2,531.97 is: 3,492.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.55 : 5,810.05 = 2,531.97 : x
  2. Step 2: Convert to fraction form
    4,211.55/5,810.05 = 2,531.97/x
  3. Step 3: Cross multiply
    4,211.55x = 5,810.05 × 2,531.97
  4. Step 4: Simplify right side
    4,211.55x = 14,710,872.30
  5. Step 5: Solve for x
    x = 14,710,872.30/4,211.55
  6. Step 6: Final answer
    x = 3,492.98

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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.