Home / 5,383.76-8,076.04-1,488.14

Finding the Fourth Proportional to 5,383.76, 8,076.04 and 1,488.14

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Solution

The fourth proportional to 5,383.76, 8,076.04 and 1,488.14 is: 2,232.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.76 : 8,076.04 = 1,488.14 : x
  2. Step 2: Convert to fraction form
    5,383.76/8,076.04 = 1,488.14/x
  3. Step 3: Cross multiply
    5,383.76x = 8,076.04 × 1,488.14
  4. Step 4: Simplify right side
    5,383.76x = 12,018,278.17
  5. Step 5: Solve for x
    x = 12,018,278.17/5,383.76
  6. Step 6: Final answer
    x = 2,232.32

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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.