Home / 5,752.62-8,619.75-4,284.36

Finding the Fourth Proportional to 5,752.62, 8,619.75 and 4,284.36

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Solution

The fourth proportional to 5,752.62, 8,619.75 and 4,284.36 is: 6,419.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,752.62 : 8,619.75 = 4,284.36 : x
  2. Step 2: Convert to fraction form
    5,752.62/8,619.75 = 4,284.36/x
  3. Step 3: Cross multiply
    5,752.62x = 8,619.75 × 4,284.36
  4. Step 4: Simplify right side
    5,752.62x = 36,930,112.11
  5. Step 5: Solve for x
    x = 36,930,112.11/5,752.62
  6. Step 6: Final answer
    x = 6,419.70

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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.