Home / 4,763.80-7,145.65-1,301.05

Finding the Fourth Proportional to 4,763.80, 7,145.65 and 1,301.05

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Solution

The fourth proportional to 4,763.80, 7,145.65 and 1,301.05 is: 1,951.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.80 : 7,145.65 = 1,301.05 : x
  2. Step 2: Convert to fraction form
    4,763.80/7,145.65 = 1,301.05/x
  3. Step 3: Cross multiply
    4,763.80x = 7,145.65 × 1,301.05
  4. Step 4: Simplify right side
    4,763.80x = 9,296,847.93
  5. Step 5: Solve for x
    x = 9,296,847.93/4,763.80
  6. Step 6: Final answer
    x = 1,951.56

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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.