Home / 9,141.11-13,713.72-2,901.33

Finding the Fourth Proportional to 9,141.11, 13,713.72 and 2,901.33

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Solution

The fourth proportional to 9,141.11, 13,713.72 and 2,901.33 is: 4,352.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141.11 : 13,713.72 = 2,901.33 : x
  2. Step 2: Convert to fraction form
    9,141.11/13,713.72 = 2,901.33/x
  3. Step 3: Cross multiply
    9,141.11x = 13,713.72 × 2,901.33
  4. Step 4: Simplify right side
    9,141.11x = 39,788,027.25
  5. Step 5: Solve for x
    x = 39,788,027.25/9,141.11
  6. Step 6: Final answer
    x = 4,352.65

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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.