Home / 9,494.40-13,101.69-5,245.36

Finding the Fourth Proportional to 9,494.40, 13,101.69 and 5,245.36

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Solution

The fourth proportional to 9,494.40, 13,101.69 and 5,245.36 is: 7,238.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,494.40 : 13,101.69 = 5,245.36 : x
  2. Step 2: Convert to fraction form
    9,494.40/13,101.69 = 5,245.36/x
  3. Step 3: Cross multiply
    9,494.40x = 13,101.69 × 5,245.36
  4. Step 4: Simplify right side
    9,494.40x = 68,723,080.66
  5. Step 5: Solve for x
    x = 68,723,080.66/9,494.40
  6. Step 6: Final answer
    x = 7,238.28

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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.