Home / 5,107.54-7,052.58-3,222.16

Finding the Fourth Proportional to 5,107.54, 7,052.58 and 3,222.16

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Solution

The fourth proportional to 5,107.54, 7,052.58 and 3,222.16 is: 4,449.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107.54 : 7,052.58 = 3,222.16 : x
  2. Step 2: Convert to fraction form
    5,107.54/7,052.58 = 3,222.16/x
  3. Step 3: Cross multiply
    5,107.54x = 7,052.58 × 3,222.16
  4. Step 4: Simplify right side
    5,107.54x = 22,724,541.17
  5. Step 5: Solve for x
    x = 22,724,541.17/5,107.54
  6. Step 6: Final answer
    x = 4,449.21

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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.