Home / 9,366.82-12,926.18-5,175.06

Finding the Fourth Proportional to 9,366.82, 12,926.18 and 5,175.06

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Solution

The fourth proportional to 9,366.82, 12,926.18 and 5,175.06 is: 7,141.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,366.82 : 12,926.18 = 5,175.06 : x
  2. Step 2: Convert to fraction form
    9,366.82/12,926.18 = 5,175.06/x
  3. Step 3: Cross multiply
    9,366.82x = 12,926.18 × 5,175.06
  4. Step 4: Simplify right side
    9,366.82x = 66,893,757.07
  5. Step 5: Solve for x
    x = 66,893,757.07/9,366.82
  6. Step 6: Final answer
    x = 7,141.57

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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.