Home / 4,129.48-5,698.86-2,451.88

Finding the Fourth Proportional to 4,129.48, 5,698.86 and 2,451.88

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Solution

The fourth proportional to 4,129.48, 5,698.86 and 2,451.88 is: 3,383.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.48 : 5,698.86 = 2,451.88 : x
  2. Step 2: Convert to fraction form
    4,129.48/5,698.86 = 2,451.88/x
  3. Step 3: Cross multiply
    4,129.48x = 5,698.86 × 2,451.88
  4. Step 4: Simplify right side
    4,129.48x = 13,972,920.86
  5. Step 5: Solve for x
    x = 13,972,920.86/4,129.48
  6. Step 6: Final answer
    x = 3,383.70

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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.