Home / 7,293.76-10,065.12-4,107.22

Finding the Fourth Proportional to 7,293.76, 10,065.12 and 4,107.22

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Solution

The fourth proportional to 7,293.76, 10,065.12 and 4,107.22 is: 5,667.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293.76 : 10,065.12 = 4,107.22 : x
  2. Step 2: Convert to fraction form
    7,293.76/10,065.12 = 4,107.22/x
  3. Step 3: Cross multiply
    7,293.76x = 10,065.12 × 4,107.22
  4. Step 4: Simplify right side
    7,293.76x = 41,339,662.17
  5. Step 5: Solve for x
    x = 41,339,662.17/7,293.76
  6. Step 6: Final answer
    x = 5,667.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.