Home / 9,011.31-13,511.19-3,749.97

Finding the Fourth Proportional to 9,011.31, 13,511.19 and 3,749.97

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Solution

The fourth proportional to 9,011.31, 13,511.19 and 3,749.97 is: 5,622.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.31 : 13,511.19 = 3,749.97 : x
  2. Step 2: Convert to fraction form
    9,011.31/13,511.19 = 3,749.97/x
  3. Step 3: Cross multiply
    9,011.31x = 13,511.19 × 3,749.97
  4. Step 4: Simplify right side
    9,011.31x = 50,666,557.16
  5. Step 5: Solve for x
    x = 50,666,557.16/9,011.31
  6. Step 6: Final answer
    x = 5,622.55

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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.