Home / 5,392.15-7,440.85-3,034.15

Finding the Fourth Proportional to 5,392.15, 7,440.85 and 3,034.15

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Solution

The fourth proportional to 5,392.15, 7,440.85 and 3,034.15 is: 4,186.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392.15 : 7,440.85 = 3,034.15 : x
  2. Step 2: Convert to fraction form
    5,392.15/7,440.85 = 3,034.15/x
  3. Step 3: Cross multiply
    5,392.15x = 7,440.85 × 3,034.15
  4. Step 4: Simplify right side
    5,392.15x = 22,576,655.03
  5. Step 5: Solve for x
    x = 22,576,655.03/5,392.15
  6. Step 6: Final answer
    x = 4,186.95

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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.