Home / 3,487.32-5,228.82-1,842.84

Finding the Fourth Proportional to 3,487.32, 5,228.82 and 1,842.84

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Solution

The fourth proportional to 3,487.32, 5,228.82 and 1,842.84 is: 2,763.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.32 : 5,228.82 = 1,842.84 : x
  2. Step 2: Convert to fraction form
    3,487.32/5,228.82 = 1,842.84/x
  3. Step 3: Cross multiply
    3,487.32x = 5,228.82 × 1,842.84
  4. Step 4: Simplify right side
    3,487.32x = 9,635,878.65
  5. Step 5: Solve for x
    x = 9,635,878.65/3,487.32
  6. Step 6: Final answer
    x = 2,763.12

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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.