Home / 1,468.28-2,026.24-805.11

Finding the Fourth Proportional to 1,468.28, 2,026.24 and 805.11

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Solution

The fourth proportional to 1,468.28, 2,026.24 and 805.11 is: 1,111.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468.28 : 2,026.24 = 805.11 : x
  2. Step 2: Convert to fraction form
    1,468.28/2,026.24 = 805.11/x
  3. Step 3: Cross multiply
    1,468.28x = 2,026.24 × 805.11
  4. Step 4: Simplify right side
    1,468.28x = 1,631,346.09
  5. Step 5: Solve for x
    x = 1,631,346.09/1,468.28
  6. Step 6: Final answer
    x = 1,111.06

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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.