Home / 3,934.85-5,430.65-2,444.38

Finding the Fourth Proportional to 3,934.85, 5,430.65 and 2,444.38

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Solution

The fourth proportional to 3,934.85, 5,430.65 and 2,444.38 is: 3,373.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.85 : 5,430.65 = 2,444.38 : x
  2. Step 2: Convert to fraction form
    3,934.85/5,430.65 = 2,444.38/x
  3. Step 3: Cross multiply
    3,934.85x = 5,430.65 × 2,444.38
  4. Step 4: Simplify right side
    3,934.85x = 13,274,546.45
  5. Step 5: Solve for x
    x = 13,274,546.45/3,934.85
  6. Step 6: Final answer
    x = 3,373.59

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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.