Home / 3,657.24-5,046.54-2,330.40

Finding the Fourth Proportional to 3,657.24, 5,046.54 and 2,330.40

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Solution

The fourth proportional to 3,657.24, 5,046.54 and 2,330.40 is: 3,215.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.24 : 5,046.54 = 2,330.40 : x
  2. Step 2: Convert to fraction form
    3,657.24/5,046.54 = 2,330.40/x
  3. Step 3: Cross multiply
    3,657.24x = 5,046.54 × 2,330.40
  4. Step 4: Simplify right side
    3,657.24x = 11,760,456.82
  5. Step 5: Solve for x
    x = 11,760,456.82/3,657.24
  6. Step 6: Final answer
    x = 3,215.66

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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.