Home / 3,009.68-4,510.87-2,645.18

Finding the Fourth Proportional to 3,009.68, 4,510.87 and 2,645.18

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Solution

The fourth proportional to 3,009.68, 4,510.87 and 2,645.18 is: 3,964.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.68 : 4,510.87 = 2,645.18 : x
  2. Step 2: Convert to fraction form
    3,009.68/4,510.87 = 2,645.18/x
  3. Step 3: Cross multiply
    3,009.68x = 4,510.87 × 2,645.18
  4. Step 4: Simplify right side
    3,009.68x = 11,932,027.33
  5. Step 5: Solve for x
    x = 11,932,027.33/3,009.68
  6. Step 6: Final answer
    x = 3,964.56

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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.