Home / 7,441.72-11,167.02-3,285.06

Finding the Fourth Proportional to 7,441.72, 11,167.02 and 3,285.06

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Solution

The fourth proportional to 7,441.72, 11,167.02 and 3,285.06 is: 4,929.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441.72 : 11,167.02 = 3,285.06 : x
  2. Step 2: Convert to fraction form
    7,441.72/11,167.02 = 3,285.06/x
  3. Step 3: Cross multiply
    7,441.72x = 11,167.02 × 3,285.06
  4. Step 4: Simplify right side
    7,441.72x = 36,684,330.72
  5. Step 5: Solve for x
    x = 36,684,330.72/7,441.72
  6. Step 6: Final answer
    x = 4,929.55

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1.5x scale

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.