Home / 2,368.69-3,268.97-1,306.55

Finding the Fourth Proportional to 2,368.69, 3,268.97 and 1,306.55

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Solution

The fourth proportional to 2,368.69, 3,268.97 and 1,306.55 is: 1,803.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.69 : 3,268.97 = 1,306.55 : x
  2. Step 2: Convert to fraction form
    2,368.69/3,268.97 = 1,306.55/x
  3. Step 3: Cross multiply
    2,368.69x = 3,268.97 × 1,306.55
  4. Step 4: Simplify right side
    2,368.69x = 4,271,067.85
  5. Step 5: Solve for x
    x = 4,271,067.85/2,368.69
  6. Step 6: Final answer
    x = 1,803.14

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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.