Home / 5,510.12-7,600.19-3,519.79

Finding the Fourth Proportional to 5,510.12, 7,600.19 and 3,519.79

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Solution

The fourth proportional to 5,510.12, 7,600.19 and 3,519.79 is: 4,854.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.12 : 7,600.19 = 3,519.79 : x
  2. Step 2: Convert to fraction form
    5,510.12/7,600.19 = 3,519.79/x
  3. Step 3: Cross multiply
    5,510.12x = 7,600.19 × 3,519.79
  4. Step 4: Simplify right side
    5,510.12x = 26,751,036.16
  5. Step 5: Solve for x
    x = 26,751,036.16/5,510.12
  6. Step 6: Final answer
    x = 4,854.90

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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.