Home / 5,277.32-7,915.99-3,628.88

Finding the Fourth Proportional to 5,277.32, 7,915.99 and 3,628.88

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Solution

The fourth proportional to 5,277.32, 7,915.99 and 3,628.88 is: 5,443.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.32 : 7,915.99 = 3,628.88 : x
  2. Step 2: Convert to fraction form
    5,277.32/7,915.99 = 3,628.88/x
  3. Step 3: Cross multiply
    5,277.32x = 7,915.99 × 3,628.88
  4. Step 4: Simplify right side
    5,277.32x = 28,726,177.79
  5. Step 5: Solve for x
    x = 28,726,177.79/5,277.32
  6. Step 6: Final answer
    x = 5,443.33

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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.