Home / 7,248.60-10,872.90-2,054.52

Finding the Fourth Proportional to 7,248.60, 10,872.90 and 2,054.52

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Solution

The fourth proportional to 7,248.60, 10,872.90 and 2,054.52 is: 3,081.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.60 : 10,872.90 = 2,054.52 : x
  2. Step 2: Convert to fraction form
    7,248.60/10,872.90 = 2,054.52/x
  3. Step 3: Cross multiply
    7,248.60x = 10,872.90 × 2,054.52
  4. Step 4: Simplify right side
    7,248.60x = 22,338,590.51
  5. Step 5: Solve for x
    x = 22,338,590.51/7,248.60
  6. Step 6: Final answer
    x = 3,081.78

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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.