Home / 1,534.06-2,296.60-1,388.14

Finding the Fourth Proportional to 1,534.06, 2,296.60 and 1,388.14

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Solution

The fourth proportional to 1,534.06, 2,296.60 and 1,388.14 is: 2,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.06 : 2,296.60 = 1,388.14 : x
  2. Step 2: Convert to fraction form
    1,534.06/2,296.60 = 1,388.14/x
  3. Step 3: Cross multiply
    1,534.06x = 2,296.60 × 1,388.14
  4. Step 4: Simplify right side
    1,534.06x = 3,188,002.32
  5. Step 5: Solve for x
    x = 3,188,002.32/1,534.06
  6. Step 6: Final answer
    x = 2,078.15

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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.