Home / 7,553.71-11,320.98-4,268.64

Finding the Fourth Proportional to 7,553.71, 11,320.98 and 4,268.64

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Solution

The fourth proportional to 7,553.71, 11,320.98 and 4,268.64 is: 6,397.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.71 : 11,320.98 = 4,268.64 : x
  2. Step 2: Convert to fraction form
    7,553.71/11,320.98 = 4,268.64/x
  3. Step 3: Cross multiply
    7,553.71x = 11,320.98 × 4,268.64
  4. Step 4: Simplify right side
    7,553.71x = 48,325,188.07
  5. Step 5: Solve for x
    x = 48,325,188.07/7,553.71
  6. Step 6: Final answer
    x = 6,397.54

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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.