Home / 4,728.54-6,525.30-2,961.12

Finding the Fourth Proportional to 4,728.54, 6,525.30 and 2,961.12

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Solution

The fourth proportional to 4,728.54, 6,525.30 and 2,961.12 is: 4,086.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.54 : 6,525.30 = 2,961.12 : x
  2. Step 2: Convert to fraction form
    4,728.54/6,525.30 = 2,961.12/x
  3. Step 3: Cross multiply
    4,728.54x = 6,525.30 × 2,961.12
  4. Step 4: Simplify right side
    4,728.54x = 19,322,196.34
  5. Step 5: Solve for x
    x = 19,322,196.34/4,728.54
  6. Step 6: Final answer
    x = 4,086.29

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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.