Home / 7,087.54-10,633.02-3,388.72

Finding the Fourth Proportional to 7,087.54, 10,633.02 and 3,388.72

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Solution

The fourth proportional to 7,087.54, 10,633.02 and 3,388.72 is: 5,083.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.54 : 10,633.02 = 3,388.72 : x
  2. Step 2: Convert to fraction form
    7,087.54/10,633.02 = 3,388.72/x
  3. Step 3: Cross multiply
    7,087.54x = 10,633.02 × 3,388.72
  4. Step 4: Simplify right side
    7,087.54x = 36,032,327.53
  5. Step 5: Solve for x
    x = 36,032,327.53/7,087.54
  6. Step 6: Final answer
    x = 5,083.90

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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.