Home / 3,448.60-4,761.18-2,124.10

Finding the Fourth Proportional to 3,448.60, 4,761.18 and 2,124.10

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Solution

The fourth proportional to 3,448.60, 4,761.18 and 2,124.10 is: 2,932.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.60 : 4,761.18 = 2,124.10 : x
  2. Step 2: Convert to fraction form
    3,448.60/4,761.18 = 2,124.10/x
  3. Step 3: Cross multiply
    3,448.60x = 4,761.18 × 2,124.10
  4. Step 4: Simplify right side
    3,448.60x = 10,113,222.44
  5. Step 5: Solve for x
    x = 10,113,222.44/3,448.60
  6. Step 6: Final answer
    x = 2,932.56

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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.