Home / 7,175.14-9,900.01-4,150.24

Finding the Fourth Proportional to 7,175.14, 9,900.01 and 4,150.24

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Solution

The fourth proportional to 7,175.14, 9,900.01 and 4,150.24 is: 5,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175.14 : 9,900.01 = 4,150.24 : x
  2. Step 2: Convert to fraction form
    7,175.14/9,900.01 = 4,150.24/x
  3. Step 3: Cross multiply
    7,175.14x = 9,900.01 × 4,150.24
  4. Step 4: Simplify right side
    7,175.14x = 41,087,417.50
  5. Step 5: Solve for x
    x = 41,087,417.50/7,175.14
  6. Step 6: Final answer
    x = 5,726.36

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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.