Home / 3,512.40-4,841.28-2,462.64

Finding the Fourth Proportional to 3,512.40, 4,841.28 and 2,462.64

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Solution

The fourth proportional to 3,512.40, 4,841.28 and 2,462.64 is: 3,394.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.40 : 4,841.28 = 2,462.64 : x
  2. Step 2: Convert to fraction form
    3,512.40/4,841.28 = 2,462.64/x
  3. Step 3: Cross multiply
    3,512.40x = 4,841.28 × 2,462.64
  4. Step 4: Simplify right side
    3,512.40x = 11,922,329.78
  5. Step 5: Solve for x
    x = 11,922,329.78/3,512.40
  6. Step 6: Final answer
    x = 3,394.35

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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.