Home / 4,129.74-5,698.77-2,451.06

Finding the Fourth Proportional to 4,129.74, 5,698.77 and 2,451.06

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Solution

The fourth proportional to 4,129.74, 5,698.77 and 2,451.06 is: 3,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.74 : 5,698.77 = 2,451.06 : x
  2. Step 2: Convert to fraction form
    4,129.74/5,698.77 = 2,451.06/x
  3. Step 3: Cross multiply
    4,129.74x = 5,698.77 × 2,451.06
  4. Step 4: Simplify right side
    4,129.74x = 13,968,027.20
  5. Step 5: Solve for x
    x = 13,968,027.20/4,129.74
  6. Step 6: Final answer
    x = 3,382.30

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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.