Home / 3,555.90-4,902.84-2,714.04

Finding the Fourth Proportional to 3,555.90, 4,902.84 and 2,714.04

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Solution

The fourth proportional to 3,555.90, 4,902.84 and 2,714.04 is: 3,742.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.90 : 4,902.84 = 2,714.04 : x
  2. Step 2: Convert to fraction form
    3,555.90/4,902.84 = 2,714.04/x
  3. Step 3: Cross multiply
    3,555.90x = 4,902.84 × 2,714.04
  4. Step 4: Simplify right side
    3,555.90x = 13,306,503.87
  5. Step 5: Solve for x
    x = 13,306,503.87/3,555.90
  6. Step 6: Final answer
    x = 3,742.09

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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.