Home / 7,538.83-11,309.27-2,607.15

Finding the Fourth Proportional to 7,538.83, 11,309.27 and 2,607.15

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Solution

The fourth proportional to 7,538.83, 11,309.27 and 2,607.15 is: 3,911.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538.83 : 11,309.27 = 2,607.15 : x
  2. Step 2: Convert to fraction form
    7,538.83/11,309.27 = 2,607.15/x
  3. Step 3: Cross multiply
    7,538.83x = 11,309.27 × 2,607.15
  4. Step 4: Simplify right side
    7,538.83x = 29,484,906.73
  5. Step 5: Solve for x
    x = 29,484,906.73/7,538.83
  6. Step 6: Final answer
    x = 3,911.07

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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.