Home / 5,510.12-7,605.22-3,153.56

Finding the Fourth Proportional to 5,510.12, 7,605.22 and 3,153.56

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Solution

The fourth proportional to 5,510.12, 7,605.22 and 3,153.56 is: 4,352.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.12 : 7,605.22 = 3,153.56 : x
  2. Step 2: Convert to fraction form
    5,510.12/7,605.22 = 3,153.56/x
  3. Step 3: Cross multiply
    5,510.12x = 7,605.22 × 3,153.56
  4. Step 4: Simplify right side
    5,510.12x = 23,983,517.58
  5. Step 5: Solve for x
    x = 23,983,517.58/5,510.12
  6. Step 6: Final answer
    x = 4,352.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.