Home / 4,854.97-7,286.10-1,931.68

Finding the Fourth Proportional to 4,854.97, 7,286.10 and 1,931.68

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Solution

The fourth proportional to 4,854.97, 7,286.10 and 1,931.68 is: 2,898.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,854.97 : 7,286.10 = 1,931.68 : x
  2. Step 2: Convert to fraction form
    4,854.97/7,286.10 = 1,931.68/x
  3. Step 3: Cross multiply
    4,854.97x = 7,286.10 × 1,931.68
  4. Step 4: Simplify right side
    4,854.97x = 14,074,413.65
  5. Step 5: Solve for x
    x = 14,074,413.65/4,854.97
  6. Step 6: Final answer
    x = 2,898.97

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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.