Home / 7,566.30-11,335.76-4,230.55

Finding the Fourth Proportional to 7,566.30, 11,335.76 and 4,230.55

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Solution

The fourth proportional to 7,566.30, 11,335.76 and 4,230.55 is: 6,338.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566.30 : 11,335.76 = 4,230.55 : x
  2. Step 2: Convert to fraction form
    7,566.30/11,335.76 = 4,230.55/x
  3. Step 3: Cross multiply
    7,566.30x = 11,335.76 × 4,230.55
  4. Step 4: Simplify right side
    7,566.30x = 47,956,546.18
  5. Step 5: Solve for x
    x = 47,956,546.18/7,566.30
  6. Step 6: Final answer
    x = 6,338.18

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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.