Home / 11,350.02-17,010.60-5,103.36

Finding the Fourth Proportional to 11,350.02, 17,010.60 and 5,103.36

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Solution

The fourth proportional to 11,350.02, 17,010.60 and 5,103.36 is: 7,648.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,350.02 : 17,010.60 = 5,103.36 : x
  2. Step 2: Convert to fraction form
    11,350.02/17,010.60 = 5,103.36/x
  3. Step 3: Cross multiply
    11,350.02x = 17,010.60 × 5,103.36
  4. Step 4: Simplify right side
    11,350.02x = 86,811,215.62
  5. Step 5: Solve for x
    x = 86,811,215.62/11,350.02
  6. Step 6: Final answer
    x = 7,648.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.