Home / 4,847.28-7,260.72-3,530.16

Finding the Fourth Proportional to 4,847.28, 7,260.72 and 3,530.16

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Solution

The fourth proportional to 4,847.28, 7,260.72 and 3,530.16 is: 5,287.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.28 : 7,260.72 = 3,530.16 : x
  2. Step 2: Convert to fraction form
    4,847.28/7,260.72 = 3,530.16/x
  3. Step 3: Cross multiply
    4,847.28x = 7,260.72 × 3,530.16
  4. Step 4: Simplify right side
    4,847.28x = 25,631,503.32
  5. Step 5: Solve for x
    x = 25,631,503.32/4,847.28
  6. Step 6: Final answer
    x = 5,287.81

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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.