Home / 9,167.07-13,756.38-3,902.07

Finding the Fourth Proportional to 9,167.07, 13,756.38 and 3,902.07

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Solution

The fourth proportional to 9,167.07, 13,756.38 and 3,902.07 is: 5,855.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.07 : 13,756.38 = 3,902.07 : x
  2. Step 2: Convert to fraction form
    9,167.07/13,756.38 = 3,902.07/x
  3. Step 3: Cross multiply
    9,167.07x = 13,756.38 × 3,902.07
  4. Step 4: Simplify right side
    9,167.07x = 53,678,335.74
  5. Step 5: Solve for x
    x = 53,678,335.74/9,167.07
  6. Step 6: Final answer
    x = 5,855.56

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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.