Home / 3,340.16-4,609.04-2,013.28

Finding the Fourth Proportional to 3,340.16, 4,609.04 and 2,013.28

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Solution

The fourth proportional to 3,340.16, 4,609.04 and 2,013.28 is: 2,778.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.16 : 4,609.04 = 2,013.28 : x
  2. Step 2: Convert to fraction form
    3,340.16/4,609.04 = 2,013.28/x
  3. Step 3: Cross multiply
    3,340.16x = 4,609.04 × 2,013.28
  4. Step 4: Simplify right side
    3,340.16x = 9,279,288.05
  5. Step 5: Solve for x
    x = 9,279,288.05/3,340.16
  6. Step 6: Final answer
    x = 2,778.10

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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.