Home / 3,298.38-4,550.13-2,103.06

Finding the Fourth Proportional to 3,298.38, 4,550.13 and 2,103.06

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Solution

The fourth proportional to 3,298.38, 4,550.13 and 2,103.06 is: 2,901.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.38 : 4,550.13 = 2,103.06 : x
  2. Step 2: Convert to fraction form
    3,298.38/4,550.13 = 2,103.06/x
  3. Step 3: Cross multiply
    3,298.38x = 4,550.13 × 2,103.06
  4. Step 4: Simplify right side
    3,298.38x = 9,569,196.40
  5. Step 5: Solve for x
    x = 9,569,196.40/3,298.38
  6. Step 6: Final answer
    x = 2,901.18

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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.