Home / 2,009.28-3,008.67-1,617.13

Finding the Fourth Proportional to 2,009.28, 3,008.67 and 1,617.13

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Solution

The fourth proportional to 2,009.28, 3,008.67 and 1,617.13 is: 2,421.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009.28 : 3,008.67 = 1,617.13 : x
  2. Step 2: Convert to fraction form
    2,009.28/3,008.67 = 1,617.13/x
  3. Step 3: Cross multiply
    2,009.28x = 3,008.67 × 1,617.13
  4. Step 4: Simplify right side
    2,009.28x = 4,865,418.04
  5. Step 5: Solve for x
    x = 4,865,418.04/2,009.28
  6. Step 6: Final answer
    x = 2,421.48

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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.