Home / 4,149.58-5,725.20-2,470.15

Finding the Fourth Proportional to 4,149.58, 5,725.20 and 2,470.15

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Solution

The fourth proportional to 4,149.58, 5,725.20 and 2,470.15 is: 3,408.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.58 : 5,725.20 = 2,470.15 : x
  2. Step 2: Convert to fraction form
    4,149.58/5,725.20 = 2,470.15/x
  3. Step 3: Cross multiply
    4,149.58x = 5,725.20 × 2,470.15
  4. Step 4: Simplify right side
    4,149.58x = 14,142,102.78
  5. Step 5: Solve for x
    x = 14,142,102.78/4,149.58
  6. Step 6: Final answer
    x = 3,408.08

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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.