Home / 5,751.19-7,937.15-3,392.88

Finding the Fourth Proportional to 5,751.19, 7,937.15 and 3,392.88

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Solution

The fourth proportional to 5,751.19, 7,937.15 and 3,392.88 is: 4,682.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.19 : 7,937.15 = 3,392.88 : x
  2. Step 2: Convert to fraction form
    5,751.19/7,937.15 = 3,392.88/x
  3. Step 3: Cross multiply
    5,751.19x = 7,937.15 × 3,392.88
  4. Step 4: Simplify right side
    5,751.19x = 26,929,797.49
  5. Step 5: Solve for x
    x = 26,929,797.49/5,751.19
  6. Step 6: Final answer
    x = 4,682.47

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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.