Home / 7,391.12-11,086.88-2,460.58

Finding the Fourth Proportional to 7,391.12, 11,086.88 and 2,460.58

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Solution

The fourth proportional to 7,391.12, 11,086.88 and 2,460.58 is: 3,690.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.12 : 11,086.88 = 2,460.58 : x
  2. Step 2: Convert to fraction form
    7,391.12/11,086.88 = 2,460.58/x
  3. Step 3: Cross multiply
    7,391.12x = 11,086.88 × 2,460.58
  4. Step 4: Simplify right side
    7,391.12x = 27,280,115.17
  5. Step 5: Solve for x
    x = 27,280,115.17/7,391.12
  6. Step 6: Final answer
    x = 3,690.93

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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.