Home / 3,354.33-4,626.16-2,159.53

Finding the Fourth Proportional to 3,354.33, 4,626.16 and 2,159.53

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Solution

The fourth proportional to 3,354.33, 4,626.16 and 2,159.53 is: 2,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.33 : 4,626.16 = 2,159.53 : x
  2. Step 2: Convert to fraction form
    3,354.33/4,626.16 = 2,159.53/x
  3. Step 3: Cross multiply
    3,354.33x = 4,626.16 × 2,159.53
  4. Step 4: Simplify right side
    3,354.33x = 9,990,331.30
  5. Step 5: Solve for x
    x = 9,990,331.30/3,354.33
  6. Step 6: Final answer
    x = 2,978.34

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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.