Home / 4,728.21-7,081.52-2,264.76

Finding the Fourth Proportional to 4,728.21, 7,081.52 and 2,264.76

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Solution

The fourth proportional to 4,728.21, 7,081.52 and 2,264.76 is: 3,391.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.21 : 7,081.52 = 2,264.76 : x
  2. Step 2: Convert to fraction form
    4,728.21/7,081.52 = 2,264.76/x
  3. Step 3: Cross multiply
    4,728.21x = 7,081.52 × 2,264.76
  4. Step 4: Simplify right side
    4,728.21x = 16,037,943.24
  5. Step 5: Solve for x
    x = 16,037,943.24/4,728.21
  6. Step 6: Final answer
    x = 3,391.97

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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.