Home / 3,097.16-4,274.43-2,152.70

Finding the Fourth Proportional to 3,097.16, 4,274.43 and 2,152.70

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Solution

The fourth proportional to 3,097.16, 4,274.43 and 2,152.70 is: 2,970.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.16 : 4,274.43 = 2,152.70 : x
  2. Step 2: Convert to fraction form
    3,097.16/4,274.43 = 2,152.70/x
  3. Step 3: Cross multiply
    3,097.16x = 4,274.43 × 2,152.70
  4. Step 4: Simplify right side
    3,097.16x = 9,201,565.46
  5. Step 5: Solve for x
    x = 9,201,565.46/3,097.16
  6. Step 6: Final answer
    x = 2,970.97

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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.