Home / 1,301.14-1,951.24-435.25

Finding the Fourth Proportional to 1,301.14, 1,951.24 and 435.25

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Solution

The fourth proportional to 1,301.14, 1,951.24 and 435.25 is: 652.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301.14 : 1,951.24 = 435.25 : x
  2. Step 2: Convert to fraction form
    1,301.14/1,951.24 = 435.25/x
  3. Step 3: Cross multiply
    1,301.14x = 1,951.24 × 435.25
  4. Step 4: Simplify right side
    1,301.14x = 849,277.21
  5. Step 5: Solve for x
    x = 849,277.21/1,301.14
  6. Step 6: Final answer
    x = 652.72

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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.