Home / 1,475.27-2,214.22-695.71

Finding the Fourth Proportional to 1,475.27, 2,214.22 and 695.71

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Solution

The fourth proportional to 1,475.27, 2,214.22 and 695.71 is: 1,044.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.27 : 2,214.22 = 695.71 : x
  2. Step 2: Convert to fraction form
    1,475.27/2,214.22 = 695.71/x
  3. Step 3: Cross multiply
    1,475.27x = 2,214.22 × 695.71
  4. Step 4: Simplify right side
    1,475.27x = 1,540,455.00
  5. Step 5: Solve for x
    x = 1,540,455.00/1,475.27
  6. Step 6: Final answer
    x = 1,044.19

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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.