Home / 4,067.38-5,612.93-2,388.50

Finding the Fourth Proportional to 4,067.38, 5,612.93 and 2,388.50

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Solution

The fourth proportional to 4,067.38, 5,612.93 and 2,388.50 is: 3,296.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,067.38 : 5,612.93 = 2,388.50 : x
  2. Step 2: Convert to fraction form
    4,067.38/5,612.93 = 2,388.50/x
  3. Step 3: Cross multiply
    4,067.38x = 5,612.93 × 2,388.50
  4. Step 4: Simplify right side
    4,067.38x = 13,406,483.31
  5. Step 5: Solve for x
    x = 13,406,483.31/4,067.38
  6. Step 6: Final answer
    x = 3,296.10

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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.