Home / 2,388.43-3,580.50-927.23

Finding the Fourth Proportional to 2,388.43, 3,580.50 and 927.23

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Solution

The fourth proportional to 2,388.43, 3,580.50 and 927.23 is: 1,390.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.43 : 3,580.50 = 927.23 : x
  2. Step 2: Convert to fraction form
    2,388.43/3,580.50 = 927.23/x
  3. Step 3: Cross multiply
    2,388.43x = 3,580.50 × 927.23
  4. Step 4: Simplify right side
    2,388.43x = 3,319,959.44
  5. Step 5: Solve for x
    x = 3,319,959.44/2,388.43
  6. Step 6: Final answer
    x = 1,390.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.