Home / 11,014.02-15,195.36-7,239.24

Finding the Fourth Proportional to 11,014.02, 15,195.36 and 7,239.24

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Solution

The fourth proportional to 11,014.02, 15,195.36 and 7,239.24 is: 9,987.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,014.02 : 15,195.36 = 7,239.24 : x
  2. Step 2: Convert to fraction form
    11,014.02/15,195.36 = 7,239.24/x
  3. Step 3: Cross multiply
    11,014.02x = 15,195.36 × 7,239.24
  4. Step 4: Simplify right side
    11,014.02x = 110,002,857.93
  5. Step 5: Solve for x
    x = 110,002,857.93/11,014.02
  6. Step 6: Final answer
    x = 9,987.53

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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.