Home / 4,005.78-5,527.70-2,327.06

Finding the Fourth Proportional to 4,005.78, 5,527.70 and 2,327.06

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Solution

The fourth proportional to 4,005.78, 5,527.70 and 2,327.06 is: 3,211.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.78 : 5,527.70 = 2,327.06 : x
  2. Step 2: Convert to fraction form
    4,005.78/5,527.70 = 2,327.06/x
  3. Step 3: Cross multiply
    4,005.78x = 5,527.70 × 2,327.06
  4. Step 4: Simplify right side
    4,005.78x = 12,863,289.56
  5. Step 5: Solve for x
    x = 12,863,289.56/4,005.78
  6. Step 6: Final answer
    x = 3,211.18

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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.