Home / 4,138.29-5,707.61-3,432.98

Finding the Fourth Proportional to 4,138.29, 5,707.61 and 3,432.98

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Solution

The fourth proportional to 4,138.29, 5,707.61 and 3,432.98 is: 4,734.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.29 : 5,707.61 = 3,432.98 : x
  2. Step 2: Convert to fraction form
    4,138.29/5,707.61 = 3,432.98/x
  3. Step 3: Cross multiply
    4,138.29x = 5,707.61 × 3,432.98
  4. Step 4: Simplify right side
    4,138.29x = 19,594,140.27
  5. Step 5: Solve for x
    x = 19,594,140.27/4,138.29
  6. Step 6: Final answer
    x = 4,734.84

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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.