Home / 1,464.28-2,194.02-885.40

Finding the Fourth Proportional to 1,464.28, 2,194.02 and 885.40

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Solution

The fourth proportional to 1,464.28, 2,194.02 and 885.40 is: 1,326.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464.28 : 2,194.02 = 885.40 : x
  2. Step 2: Convert to fraction form
    1,464.28/2,194.02 = 885.40/x
  3. Step 3: Cross multiply
    1,464.28x = 2,194.02 × 885.40
  4. Step 4: Simplify right side
    1,464.28x = 1,942,585.31
  5. Step 5: Solve for x
    x = 1,942,585.31/1,464.28
  6. Step 6: Final answer
    x = 1,326.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.