Home / 8,064.14-12,097.92-2,870

Finding the Fourth Proportional to 8,064.14, 12,097.92 and 2,870

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Solution

The fourth proportional to 8,064.14, 12,097.92 and 2,870 is: 4,305.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.14 : 12,097.92 = 2,870 : x
  2. Step 2: Convert to fraction form
    8,064.14/12,097.92 = 2,870/x
  3. Step 3: Cross multiply
    8,064.14x = 12,097.92 × 2,870
  4. Step 4: Simplify right side
    8,064.14x = 34,721,030.40
  5. Step 5: Solve for x
    x = 34,721,030.40/8,064.14
  6. Step 6: Final answer
    x = 4,305.61

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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.