Home / 3,256.90-4,882.24-1,406.18

Finding the Fourth Proportional to 3,256.90, 4,882.24 and 1,406.18

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Solution

The fourth proportional to 3,256.90, 4,882.24 and 1,406.18 is: 2,107.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.90 : 4,882.24 = 1,406.18 : x
  2. Step 2: Convert to fraction form
    3,256.90/4,882.24 = 1,406.18/x
  3. Step 3: Cross multiply
    3,256.90x = 4,882.24 × 1,406.18
  4. Step 4: Simplify right side
    3,256.90x = 6,865,308.24
  5. Step 5: Solve for x
    x = 6,865,308.24/3,256.90
  6. Step 6: Final answer
    x = 2,107.93

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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.