Home / 4,854.18-7,281.03-1,391.43

Finding the Fourth Proportional to 4,854.18, 7,281.03 and 1,391.43

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Solution

The fourth proportional to 4,854.18, 7,281.03 and 1,391.43 is: 2,087.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,854.18 : 7,281.03 = 1,391.43 : x
  2. Step 2: Convert to fraction form
    4,854.18/7,281.03 = 1,391.43/x
  3. Step 3: Cross multiply
    4,854.18x = 7,281.03 × 1,391.43
  4. Step 4: Simplify right side
    4,854.18x = 10,131,043.57
  5. Step 5: Solve for x
    x = 10,131,043.57/4,854.18
  6. Step 6: Final answer
    x = 2,087.08

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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.