Home / 2,398.45-3,310.08-1,336.18

Finding the Fourth Proportional to 2,398.45, 3,310.08 and 1,336.18

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Solution

The fourth proportional to 2,398.45, 3,310.08 and 1,336.18 is: 1,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.45 : 3,310.08 = 1,336.18 : x
  2. Step 2: Convert to fraction form
    2,398.45/3,310.08 = 1,336.18/x
  3. Step 3: Cross multiply
    2,398.45x = 3,310.08 × 1,336.18
  4. Step 4: Simplify right side
    2,398.45x = 4,422,862.69
  5. Step 5: Solve for x
    x = 4,422,862.69/2,398.45
  6. Step 6: Final answer
    x = 1,844.05

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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.