Home / 4,005.72-5,528.52-2,327.13

Finding the Fourth Proportional to 4,005.72, 5,528.52 and 2,327.13

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Solution

The fourth proportional to 4,005.72, 5,528.52 and 2,327.13 is: 3,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.72 : 5,528.52 = 2,327.13 : x
  2. Step 2: Convert to fraction form
    4,005.72/5,528.52 = 2,327.13/x
  3. Step 3: Cross multiply
    4,005.72x = 5,528.52 × 2,327.13
  4. Step 4: Simplify right side
    4,005.72x = 12,865,584.75
  5. Step 5: Solve for x
    x = 12,865,584.75/4,005.72
  6. Step 6: Final answer
    x = 3,211.80

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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.