Home / 5,319.38-7,340.95-2,929.46

Finding the Fourth Proportional to 5,319.38, 7,340.95 and 2,929.46

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Solution

The fourth proportional to 5,319.38, 7,340.95 and 2,929.46 is: 4,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.38 : 7,340.95 = 2,929.46 : x
  2. Step 2: Convert to fraction form
    5,319.38/7,340.95 = 2,929.46/x
  3. Step 3: Cross multiply
    5,319.38x = 7,340.95 × 2,929.46
  4. Step 4: Simplify right side
    5,319.38x = 21,505,002.89
  5. Step 5: Solve for x
    x = 21,505,002.89/5,319.38
  6. Step 6: Final answer
    x = 4,042.76

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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.