Home / 2,642.14-3,646.25-1,463.32

Finding the Fourth Proportional to 2,642.14, 3,646.25 and 1,463.32

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Solution

The fourth proportional to 2,642.14, 3,646.25 and 1,463.32 is: 2,019.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642.14 : 3,646.25 = 1,463.32 : x
  2. Step 2: Convert to fraction form
    2,642.14/3,646.25 = 1,463.32/x
  3. Step 3: Cross multiply
    2,642.14x = 3,646.25 × 1,463.32
  4. Step 4: Simplify right side
    2,642.14x = 5,335,630.55
  5. Step 5: Solve for x
    x = 5,335,630.55/2,642.14
  6. Step 6: Final answer
    x = 2,019.44

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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.