Home / 3,342.42-4,618.28-3,224.16

Finding the Fourth Proportional to 3,342.42, 4,618.28 and 3,224.16

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Solution

The fourth proportional to 3,342.42, 4,618.28 and 3,224.16 is: 4,454.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.42 : 4,618.28 = 3,224.16 : x
  2. Step 2: Convert to fraction form
    3,342.42/4,618.28 = 3,224.16/x
  3. Step 3: Cross multiply
    3,342.42x = 4,618.28 × 3,224.16
  4. Step 4: Simplify right side
    3,342.42x = 14,890,081.71
  5. Step 5: Solve for x
    x = 14,890,081.71/3,342.42
  6. Step 6: Final answer
    x = 4,454.88

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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.