Home / 3,389.68-4,677.06-2,061.08

Finding the Fourth Proportional to 3,389.68, 4,677.06 and 2,061.08

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Solution

The fourth proportional to 3,389.68, 4,677.06 and 2,061.08 is: 2,843.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.68 : 4,677.06 = 2,061.08 : x
  2. Step 2: Convert to fraction form
    3,389.68/4,677.06 = 2,061.08/x
  3. Step 3: Cross multiply
    3,389.68x = 4,677.06 × 2,061.08
  4. Step 4: Simplify right side
    3,389.68x = 9,639,794.82
  5. Step 5: Solve for x
    x = 9,639,794.82/3,389.68
  6. Step 6: Final answer
    x = 2,843.87

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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.