Home / 3,714.12-5,571.54-1,374.72

Finding the Fourth Proportional to 3,714.12, 5,571.54 and 1,374.72

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Solution

The fourth proportional to 3,714.12, 5,571.54 and 1,374.72 is: 2,062.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,714.12 : 5,571.54 = 1,374.72 : x
  2. Step 2: Convert to fraction form
    3,714.12/5,571.54 = 1,374.72/x
  3. Step 3: Cross multiply
    3,714.12x = 5,571.54 × 1,374.72
  4. Step 4: Simplify right side
    3,714.12x = 7,659,307.47
  5. Step 5: Solve for x
    x = 7,659,307.47/3,714.12
  6. Step 6: Final answer
    x = 2,062.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.