Home / 9,252.38-13,878.55-2,678.56

Finding the Fourth Proportional to 9,252.38, 13,878.55 and 2,678.56

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Solution

The fourth proportional to 9,252.38, 13,878.55 and 2,678.56 is: 4,017.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,252.38 : 13,878.55 = 2,678.56 : x
  2. Step 2: Convert to fraction form
    9,252.38/13,878.55 = 2,678.56/x
  3. Step 3: Cross multiply
    9,252.38x = 13,878.55 × 2,678.56
  4. Step 4: Simplify right side
    9,252.38x = 37,174,528.89
  5. Step 5: Solve for x
    x = 37,174,528.89/9,252.38
  6. Step 6: Final answer
    x = 4,017.83

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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.