Home / 3,610.65-5,403.83-3,319.05

Finding the Fourth Proportional to 3,610.65, 5,403.83 and 3,319.05

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Solution

The fourth proportional to 3,610.65, 5,403.83 and 3,319.05 is: 4,967.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.65 : 5,403.83 = 3,319.05 : x
  2. Step 2: Convert to fraction form
    3,610.65/5,403.83 = 3,319.05/x
  3. Step 3: Cross multiply
    3,610.65x = 5,403.83 × 3,319.05
  4. Step 4: Simplify right side
    3,610.65x = 17,935,565.37
  5. Step 5: Solve for x
    x = 17,935,565.37/3,610.65
  6. Step 6: Final answer
    x = 4,967.41

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1.5x scale

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.