Home / 2,066.13-2,851.49-1,227.04

Finding the Fourth Proportional to 2,066.13, 2,851.49 and 1,227.04

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Solution

The fourth proportional to 2,066.13, 2,851.49 and 1,227.04 is: 1,693.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066.13 : 2,851.49 = 1,227.04 : x
  2. Step 2: Convert to fraction form
    2,066.13/2,851.49 = 1,227.04/x
  3. Step 3: Cross multiply
    2,066.13x = 2,851.49 × 1,227.04
  4. Step 4: Simplify right side
    2,066.13x = 3,498,888.23
  5. Step 5: Solve for x
    x = 3,498,888.23/2,066.13
  6. Step 6: Final answer
    x = 1,693.45

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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.