Home / 4,169.20-5,752.74-2,400.70

Finding the Fourth Proportional to 4,169.20, 5,752.74 and 2,400.70

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Solution

The fourth proportional to 4,169.20, 5,752.74 and 2,400.70 is: 3,312.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.20 : 5,752.74 = 2,400.70 : x
  2. Step 2: Convert to fraction form
    4,169.20/5,752.74 = 2,400.70/x
  3. Step 3: Cross multiply
    4,169.20x = 5,752.74 × 2,400.70
  4. Step 4: Simplify right side
    4,169.20x = 13,810,602.92
  5. Step 5: Solve for x
    x = 13,810,602.92/4,169.20
  6. Step 6: Final answer
    x = 3,312.53

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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.