Home / 2,393.32-3,302.44-1,331.02

Finding the Fourth Proportional to 2,393.32, 3,302.44 and 1,331.02

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Solution

The fourth proportional to 2,393.32, 3,302.44 and 1,331.02 is: 1,836.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.32 : 3,302.44 = 1,331.02 : x
  2. Step 2: Convert to fraction form
    2,393.32/3,302.44 = 1,331.02/x
  3. Step 3: Cross multiply
    2,393.32x = 3,302.44 × 1,331.02
  4. Step 4: Simplify right side
    2,393.32x = 4,395,613.69
  5. Step 5: Solve for x
    x = 4,395,613.69/2,393.32
  6. Step 6: Final answer
    x = 1,836.62

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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.