Home / 2,330.24-3,215.74-1,336.10

Finding the Fourth Proportional to 2,330.24, 3,215.74 and 1,336.10

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Solution

The fourth proportional to 2,330.24, 3,215.74 and 1,336.10 is: 1,843.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.24 : 3,215.74 = 1,336.10 : x
  2. Step 2: Convert to fraction form
    2,330.24/3,215.74 = 1,336.10/x
  3. Step 3: Cross multiply
    2,330.24x = 3,215.74 × 1,336.10
  4. Step 4: Simplify right side
    2,330.24x = 4,296,530.80
  5. Step 5: Solve for x
    x = 4,296,530.80/2,330.24
  6. Step 6: Final answer
    x = 1,843.81

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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.