Home / 3,309.05-4,565.93-1,964.04

Finding the Fourth Proportional to 3,309.05, 4,565.93 and 1,964.04

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Solution

The fourth proportional to 3,309.05, 4,565.93 and 1,964.04 is: 2,710.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.05 : 4,565.93 = 1,964.04 : x
  2. Step 2: Convert to fraction form
    3,309.05/4,565.93 = 1,964.04/x
  3. Step 3: Cross multiply
    3,309.05x = 4,565.93 × 1,964.04
  4. Step 4: Simplify right side
    3,309.05x = 8,967,659.34
  5. Step 5: Solve for x
    x = 8,967,659.34/3,309.05
  6. Step 6: Final answer
    x = 2,710.04

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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.