Home / 7,399.33-10,201.13-7,170.01

Finding the Fourth Proportional to 7,399.33, 10,201.13 and 7,170.01

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Solution

The fourth proportional to 7,399.33, 10,201.13 and 7,170.01 is: 9,884.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.33 : 10,201.13 = 7,170.01 : x
  2. Step 2: Convert to fraction form
    7,399.33/10,201.13 = 7,170.01/x
  3. Step 3: Cross multiply
    7,399.33x = 10,201.13 × 7,170.01
  4. Step 4: Simplify right side
    7,399.33x = 73,142,168.26
  5. Step 5: Solve for x
    x = 73,142,168.26/7,399.33
  6. Step 6: Final answer
    x = 9,884.97

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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.