Home / 7,251.73-10,878.45-2,570.77

Finding the Fourth Proportional to 7,251.73, 10,878.45 and 2,570.77

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Solution

The fourth proportional to 7,251.73, 10,878.45 and 2,570.77 is: 3,856.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.73 : 10,878.45 = 2,570.77 : x
  2. Step 2: Convert to fraction form
    7,251.73/10,878.45 = 2,570.77/x
  3. Step 3: Cross multiply
    7,251.73x = 10,878.45 × 2,570.77
  4. Step 4: Simplify right side
    7,251.73x = 27,965,992.91
  5. Step 5: Solve for x
    x = 27,965,992.91/7,251.73
  6. Step 6: Final answer
    x = 3,856.46

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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.