Home / 3,449.39-4,760.22-1,877.51

Finding the Fourth Proportional to 3,449.39, 4,760.22 and 1,877.51

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Solution

The fourth proportional to 3,449.39, 4,760.22 and 1,877.51 is: 2,591.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.39 : 4,760.22 = 1,877.51 : x
  2. Step 2: Convert to fraction form
    3,449.39/4,760.22 = 1,877.51/x
  3. Step 3: Cross multiply
    3,449.39x = 4,760.22 × 1,877.51
  4. Step 4: Simplify right side
    3,449.39x = 8,937,360.65
  5. Step 5: Solve for x
    x = 8,937,360.65/3,449.39
  6. Step 6: Final answer
    x = 2,591.00

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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.