Home / 3,287.32-4,531.06-2,328.99

Finding the Fourth Proportional to 3,287.32, 4,531.06 and 2,328.99

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Solution

The fourth proportional to 3,287.32, 4,531.06 and 2,328.99 is: 3,210.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287.32 : 4,531.06 = 2,328.99 : x
  2. Step 2: Convert to fraction form
    3,287.32/4,531.06 = 2,328.99/x
  3. Step 3: Cross multiply
    3,287.32x = 4,531.06 × 2,328.99
  4. Step 4: Simplify right side
    3,287.32x = 10,552,793.43
  5. Step 5: Solve for x
    x = 10,552,793.43/3,287.32
  6. Step 6: Final answer
    x = 3,210.15

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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.