Home / 7,248.42-10,876.28-2,869.56

Finding the Fourth Proportional to 7,248.42, 10,876.28 and 2,869.56

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Solution

The fourth proportional to 7,248.42, 10,876.28 and 2,869.56 is: 4,305.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.42 : 10,876.28 = 2,869.56 : x
  2. Step 2: Convert to fraction form
    7,248.42/10,876.28 = 2,869.56/x
  3. Step 3: Cross multiply
    7,248.42x = 10,876.28 × 2,869.56
  4. Step 4: Simplify right side
    7,248.42x = 31,210,123.69
  5. Step 5: Solve for x
    x = 31,210,123.69/7,248.42
  6. Step 6: Final answer
    x = 4,305.78

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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.