Home / 9,901.24-13,637.46-7,375.25

Finding the Fourth Proportional to 9,901.24, 13,637.46 and 7,375.25

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Solution

The fourth proportional to 9,901.24, 13,637.46 and 7,375.25 is: 10,158.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,901.24 : 13,637.46 = 7,375.25 : x
  2. Step 2: Convert to fraction form
    9,901.24/13,637.46 = 7,375.25/x
  3. Step 3: Cross multiply
    9,901.24x = 13,637.46 × 7,375.25
  4. Step 4: Simplify right side
    9,901.24x = 100,579,738.62
  5. Step 5: Solve for x
    x = 100,579,738.62/9,901.24
  6. Step 6: Final answer
    x = 10,158.30

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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.