Home / 3,298.24-4,551.31-1,805.84

Finding the Fourth Proportional to 3,298.24, 4,551.31 and 1,805.84

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Solution

The fourth proportional to 3,298.24, 4,551.31 and 1,805.84 is: 2,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.24 : 4,551.31 = 1,805.84 : x
  2. Step 2: Convert to fraction form
    3,298.24/4,551.31 = 1,805.84/x
  3. Step 3: Cross multiply
    3,298.24x = 4,551.31 × 1,805.84
  4. Step 4: Simplify right side
    3,298.24x = 8,218,937.65
  5. Step 5: Solve for x
    x = 8,218,937.65/3,298.24
  6. Step 6: Final answer
    x = 2,491.92

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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.