Home / 3,287.33-4,534.88-1,960.10

Finding the Fourth Proportional to 3,287.33, 4,534.88 and 1,960.10

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Solution

The fourth proportional to 3,287.33, 4,534.88 and 1,960.10 is: 2,703.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287.33 : 4,534.88 = 1,960.10 : x
  2. Step 2: Convert to fraction form
    3,287.33/4,534.88 = 1,960.10/x
  3. Step 3: Cross multiply
    3,287.33x = 4,534.88 × 1,960.10
  4. Step 4: Simplify right side
    3,287.33x = 8,888,785.81
  5. Step 5: Solve for x
    x = 8,888,785.81/3,287.33
  6. Step 6: Final answer
    x = 2,703.96

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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.