Home / 2,189.59-3,284.35-546.17

Finding the Fourth Proportional to 2,189.59, 3,284.35 and 546.17

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Solution

The fourth proportional to 2,189.59, 3,284.35 and 546.17 is: 819.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189.59 : 3,284.35 = 546.17 : x
  2. Step 2: Convert to fraction form
    2,189.59/3,284.35 = 546.17/x
  3. Step 3: Cross multiply
    2,189.59x = 3,284.35 × 546.17
  4. Step 4: Simplify right side
    2,189.59x = 1,793,795.65
  5. Step 5: Solve for x
    x = 1,793,795.65/2,189.59
  6. Step 6: Final answer
    x = 819.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.