Home / 11,140.11-16,707.43-4,901.69

Finding the Fourth Proportional to 11,140.11, 16,707.43 and 4,901.69

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Solution

The fourth proportional to 11,140.11, 16,707.43 and 4,901.69 is: 7,351.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.11 : 16,707.43 = 4,901.69 : x
  2. Step 2: Convert to fraction form
    11,140.11/16,707.43 = 4,901.69/x
  3. Step 3: Cross multiply
    11,140.11x = 16,707.43 × 4,901.69
  4. Step 4: Simplify right side
    11,140.11x = 81,894,642.56
  5. Step 5: Solve for x
    x = 81,894,642.56/11,140.11
  6. Step 6: Final answer
    x = 7,351.33

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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.