Home / 7,695.83-11,546.18-3,315.35

Finding the Fourth Proportional to 7,695.83, 11,546.18 and 3,315.35

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Solution

The fourth proportional to 7,695.83, 11,546.18 and 3,315.35 is: 4,974.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695.83 : 11,546.18 = 3,315.35 : x
  2. Step 2: Convert to fraction form
    7,695.83/11,546.18 = 3,315.35/x
  3. Step 3: Cross multiply
    7,695.83x = 11,546.18 × 3,315.35
  4. Step 4: Simplify right side
    7,695.83x = 38,279,652.58
  5. Step 5: Solve for x
    x = 38,279,652.58/7,695.83
  6. Step 6: Final answer
    x = 4,974.08

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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.