Home / 2,392.52-3,301.63-1,330.29

Finding the Fourth Proportional to 2,392.52, 3,301.63 and 1,330.29

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Solution

The fourth proportional to 2,392.52, 3,301.63 and 1,330.29 is: 1,835.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.52 : 3,301.63 = 1,330.29 : x
  2. Step 2: Convert to fraction form
    2,392.52/3,301.63 = 1,330.29/x
  3. Step 3: Cross multiply
    2,392.52x = 3,301.63 × 1,330.29
  4. Step 4: Simplify right side
    2,392.52x = 4,392,122.05
  5. Step 5: Solve for x
    x = 4,392,122.05/2,392.52
  6. Step 6: Final answer
    x = 1,835.78

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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.