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Finding the Fourth Proportional to 7,248.70, 10,873.05 and 6,298.30

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Solution

The fourth proportional to 7,248.70, 10,873.05 and 6,298.30 is: 9,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.70 : 10,873.05 = 6,298.30 : x
  2. Step 2: Convert to fraction form
    7,248.70/10,873.05 = 6,298.30/x
  3. Step 3: Cross multiply
    7,248.70x = 10,873.05 × 6,298.30
  4. Step 4: Simplify right side
    7,248.70x = 68,481,730.82
  5. Step 5: Solve for x
    x = 68,481,730.82/7,248.70
  6. Step 6: Final answer
    x = 9,447.45

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Similar ratio
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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.