Home / 3,449.49-4,760.27-1,877.58

Finding the Fourth Proportional to 3,449.49, 4,760.27 and 1,877.58

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Solution

The fourth proportional to 3,449.49, 4,760.27 and 1,877.58 is: 2,591.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.49 : 4,760.27 = 1,877.58 : x
  2. Step 2: Convert to fraction form
    3,449.49/4,760.27 = 1,877.58/x
  3. Step 3: Cross multiply
    3,449.49x = 4,760.27 × 1,877.58
  4. Step 4: Simplify right side
    3,449.49x = 8,937,785.40
  5. Step 5: Solve for x
    x = 8,937,785.40/3,449.49
  6. Step 6: Final answer
    x = 2,591.05

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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.