Home / 3,432.15-5,143.59-2,503.35

Finding the Fourth Proportional to 3,432.15, 5,143.59 and 2,503.35

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Solution

The fourth proportional to 3,432.15, 5,143.59 and 2,503.35 is: 3,751.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.15 : 5,143.59 = 2,503.35 : x
  2. Step 2: Convert to fraction form
    3,432.15/5,143.59 = 2,503.35/x
  3. Step 3: Cross multiply
    3,432.15x = 5,143.59 × 2,503.35
  4. Step 4: Simplify right side
    3,432.15x = 12,876,206.03
  5. Step 5: Solve for x
    x = 12,876,206.03/3,432.15
  6. Step 6: Final answer
    x = 3,751.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.