Home / 1,442.24-2,162.91-468.14

Finding the Fourth Proportional to 1,442.24, 2,162.91 and 468.14

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Solution

The fourth proportional to 1,442.24, 2,162.91 and 468.14 is: 702.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442.24 : 2,162.91 = 468.14 : x
  2. Step 2: Convert to fraction form
    1,442.24/2,162.91 = 468.14/x
  3. Step 3: Cross multiply
    1,442.24x = 2,162.91 × 468.14
  4. Step 4: Simplify right side
    1,442.24x = 1,012,544.69
  5. Step 5: Solve for x
    x = 1,012,544.69/1,442.24
  6. Step 6: Final answer
    x = 702.06

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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.