Home / 5,867.92-8,097.66-3,215.29

Finding the Fourth Proportional to 5,867.92, 8,097.66 and 3,215.29

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Solution

The fourth proportional to 5,867.92, 8,097.66 and 3,215.29 is: 4,437.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.92 : 8,097.66 = 3,215.29 : x
  2. Step 2: Convert to fraction form
    5,867.92/8,097.66 = 3,215.29/x
  3. Step 3: Cross multiply
    5,867.92x = 8,097.66 × 3,215.29
  4. Step 4: Simplify right side
    5,867.92x = 26,036,325.22
  5. Step 5: Solve for x
    x = 26,036,325.22/5,867.92
  6. Step 6: Final answer
    x = 4,437.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.