Home / 4,867.80-7,300.89-1,747.23

Finding the Fourth Proportional to 4,867.80, 7,300.89 and 1,747.23

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Solution

The fourth proportional to 4,867.80, 7,300.89 and 1,747.23 is: 2,620.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.80 : 7,300.89 = 1,747.23 : x
  2. Step 2: Convert to fraction form
    4,867.80/7,300.89 = 1,747.23/x
  3. Step 3: Cross multiply
    4,867.80x = 7,300.89 × 1,747.23
  4. Step 4: Simplify right side
    4,867.80x = 12,756,325.30
  5. Step 5: Solve for x
    x = 12,756,325.30/4,867.80
  6. Step 6: Final answer
    x = 2,620.55

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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.