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Finding the Fourth Proportional to 7,298.87, 10,948.46 and 2,368.49

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Solution

The fourth proportional to 7,298.87, 10,948.46 and 2,368.49 is: 3,552.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298.87 : 10,948.46 = 2,368.49 : x
  2. Step 2: Convert to fraction form
    7,298.87/10,948.46 = 2,368.49/x
  3. Step 3: Cross multiply
    7,298.87x = 10,948.46 × 2,368.49
  4. Step 4: Simplify right side
    7,298.87x = 25,931,251.44
  5. Step 5: Solve for x
    x = 25,931,251.44/7,298.87
  6. Step 6: Final answer
    x = 3,552.78

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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.