Home / 2,214.04-3,054.16-1,282.36

Finding the Fourth Proportional to 2,214.04, 3,054.16 and 1,282.36

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Solution

The fourth proportional to 2,214.04, 3,054.16 and 1,282.36 is: 1,768.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.04 : 3,054.16 = 1,282.36 : x
  2. Step 2: Convert to fraction form
    2,214.04/3,054.16 = 1,282.36/x
  3. Step 3: Cross multiply
    2,214.04x = 3,054.16 × 1,282.36
  4. Step 4: Simplify right side
    2,214.04x = 3,916,532.62
  5. Step 5: Solve for x
    x = 3,916,532.62/2,214.04
  6. Step 6: Final answer
    x = 1,768.95

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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.