Home / 9,154.24-12,633.06-5,175.58

Finding the Fourth Proportional to 9,154.24, 12,633.06 and 5,175.58

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Solution

The fourth proportional to 9,154.24, 12,633.06 and 5,175.58 is: 7,142.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,154.24 : 12,633.06 = 5,175.58 : x
  2. Step 2: Convert to fraction form
    9,154.24/12,633.06 = 5,175.58/x
  3. Step 3: Cross multiply
    9,154.24x = 12,633.06 × 5,175.58
  4. Step 4: Simplify right side
    9,154.24x = 65,383,412.67
  5. Step 5: Solve for x
    x = 65,383,412.67/9,154.24
  6. Step 6: Final answer
    x = 7,142.42

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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.