Home / 4,074.80-6,113.55-1,301.90

Finding the Fourth Proportional to 4,074.80, 6,113.55 and 1,301.90

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Solution

The fourth proportional to 4,074.80, 6,113.55 and 1,301.90 is: 1,953.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.80 : 6,113.55 = 1,301.90 : x
  2. Step 2: Convert to fraction form
    4,074.80/6,113.55 = 1,301.90/x
  3. Step 3: Cross multiply
    4,074.80x = 6,113.55 × 1,301.90
  4. Step 4: Simplify right side
    4,074.80x = 7,959,230.75
  5. Step 5: Solve for x
    x = 7,959,230.75/4,074.80
  6. Step 6: Final answer
    x = 1,953.28

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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.