Home / 7,520.54-11,268.33-5,318.34

Finding the Fourth Proportional to 7,520.54, 11,268.33 and 5,318.34

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Solution

The fourth proportional to 7,520.54, 11,268.33 and 5,318.34 is: 7,968.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.54 : 11,268.33 = 5,318.34 : x
  2. Step 2: Convert to fraction form
    7,520.54/11,268.33 = 5,318.34/x
  3. Step 3: Cross multiply
    7,520.54x = 11,268.33 × 5,318.34
  4. Step 4: Simplify right side
    7,520.54x = 59,928,810.17
  5. Step 5: Solve for x
    x = 59,928,810.17/7,520.54
  6. Step 6: Final answer
    x = 7,968.69

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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.