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Finding the Fourth Proportional to 7,298.52, 10,953.06 and 2,917.20

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Solution

The fourth proportional to 7,298.52, 10,953.06 and 2,917.20 is: 4,377.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298.52 : 10,953.06 = 2,917.20 : x
  2. Step 2: Convert to fraction form
    7,298.52/10,953.06 = 2,917.20/x
  3. Step 3: Cross multiply
    7,298.52x = 10,953.06 × 2,917.20
  4. Step 4: Simplify right side
    7,298.52x = 31,952,266.63
  5. Step 5: Solve for x
    x = 31,952,266.63/7,298.52
  6. Step 6: Final answer
    x = 4,377.91

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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.