Home / 10,790.95-16,201.33-7,451.36

Finding the Fourth Proportional to 10,790.95, 16,201.33 and 7,451.36

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Solution

The fourth proportional to 10,790.95, 16,201.33 and 7,451.36 is: 11,187.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.95 : 16,201.33 = 7,451.36 : x
  2. Step 2: Convert to fraction form
    10,790.95/16,201.33 = 7,451.36/x
  3. Step 3: Cross multiply
    10,790.95x = 16,201.33 × 7,451.36
  4. Step 4: Simplify right side
    10,790.95x = 120,721,883.18
  5. Step 5: Solve for x
    x = 120,721,883.18/10,790.95
  6. Step 6: Final answer
    x = 11,187.33

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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.