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Finding the Fourth Proportional to 7,397.91, 11,097.54 and 2,954.49

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Solution

The fourth proportional to 7,397.91, 11,097.54 and 2,954.49 is: 4,432.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.91 : 11,097.54 = 2,954.49 : x
  2. Step 2: Convert to fraction form
    7,397.91/11,097.54 = 2,954.49/x
  3. Step 3: Cross multiply
    7,397.91x = 11,097.54 × 2,954.49
  4. Step 4: Simplify right side
    7,397.91x = 32,787,570.95
  5. Step 5: Solve for x
    x = 32,787,570.95/7,397.91
  6. Step 6: Final answer
    x = 4,432.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.