Home / 9,995.05-13,793.13-5,458.03

Finding the Fourth Proportional to 9,995.05, 13,793.13 and 5,458.03

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Solution

The fourth proportional to 9,995.05, 13,793.13 and 5,458.03 is: 7,532.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,995.05 : 13,793.13 = 5,458.03 : x
  2. Step 2: Convert to fraction form
    9,995.05/13,793.13 = 5,458.03/x
  3. Step 3: Cross multiply
    9,995.05x = 13,793.13 × 5,458.03
  4. Step 4: Simplify right side
    9,995.05x = 75,283,317.33
  5. Step 5: Solve for x
    x = 75,283,317.33/9,995.05
  6. Step 6: Final answer
    x = 7,532.06

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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.