Home / 2,642.22-3,646.27-1,463.26

Finding the Fourth Proportional to 2,642.22, 3,646.27 and 1,463.26

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Solution

The fourth proportional to 2,642.22, 3,646.27 and 1,463.26 is: 2,019.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642.22 : 3,646.27 = 1,463.26 : x
  2. Step 2: Convert to fraction form
    2,642.22/3,646.27 = 1,463.26/x
  3. Step 3: Cross multiply
    2,642.22x = 3,646.27 × 1,463.26
  4. Step 4: Simplify right side
    2,642.22x = 5,335,437.38
  5. Step 5: Solve for x
    x = 5,335,437.38/2,642.22
  6. Step 6: Final answer
    x = 2,019.30

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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.