Home / 2,210.04-3,049.88-1,215.33

Finding the Fourth Proportional to 2,210.04, 3,049.88 and 1,215.33

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Solution

The fourth proportional to 2,210.04, 3,049.88 and 1,215.33 is: 1,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.04 : 3,049.88 = 1,215.33 : x
  2. Step 2: Convert to fraction form
    2,210.04/3,049.88 = 1,215.33/x
  3. Step 3: Cross multiply
    2,210.04x = 3,049.88 × 1,215.33
  4. Step 4: Simplify right side
    2,210.04x = 3,706,597.70
  5. Step 5: Solve for x
    x = 3,706,597.70/2,210.04
  6. Step 6: Final answer
    x = 1,677.16

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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.