Home / 2,392.61-3,301.66-1,330.43

Finding the Fourth Proportional to 2,392.61, 3,301.66 and 1,330.43

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Solution

The fourth proportional to 2,392.61, 3,301.66 and 1,330.43 is: 1,835.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.61 : 3,301.66 = 1,330.43 : x
  2. Step 2: Convert to fraction form
    2,392.61/3,301.66 = 1,330.43/x
  3. Step 3: Cross multiply
    2,392.61x = 3,301.66 × 1,330.43
  4. Step 4: Simplify right side
    2,392.61x = 4,392,612.67
  5. Step 5: Solve for x
    x = 4,392,612.67/2,392.61
  6. Step 6: Final answer
    x = 1,835.91

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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.