Home / 9,634.08-13,286.12-7,396.05

Finding the Fourth Proportional to 9,634.08, 13,286.12 and 7,396.05

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Solution

The fourth proportional to 9,634.08, 13,286.12 and 7,396.05 is: 10,199.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,634.08 : 13,286.12 = 7,396.05 : x
  2. Step 2: Convert to fraction form
    9,634.08/13,286.12 = 7,396.05/x
  3. Step 3: Cross multiply
    9,634.08x = 13,286.12 × 7,396.05
  4. Step 4: Simplify right side
    9,634.08x = 98,264,770.85
  5. Step 5: Solve for x
    x = 98,264,770.85/9,634.08
  6. Step 6: Final answer
    x = 10,199.70

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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.