Home / 2,246.40-3,110.40-2,203.20

Finding the Fourth Proportional to 2,246.40, 3,110.40 and 2,203.20

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Solution

The fourth proportional to 2,246.40, 3,110.40 and 2,203.20 is: 3,050.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.40 : 3,110.40 = 2,203.20 : x
  2. Step 2: Convert to fraction form
    2,246.40/3,110.40 = 2,203.20/x
  3. Step 3: Cross multiply
    2,246.40x = 3,110.40 × 2,203.20
  4. Step 4: Simplify right side
    2,246.40x = 6,852,833.28
  5. Step 5: Solve for x
    x = 6,852,833.28/2,246.40
  6. Step 6: Final answer
    x = 3,050.58

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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.