Home / 9,323.48-13,983.66-2,748.12

Finding the Fourth Proportional to 9,323.48, 13,983.66 and 2,748.12

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Solution

The fourth proportional to 9,323.48, 13,983.66 and 2,748.12 is: 4,121.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,323.48 : 13,983.66 = 2,748.12 : x
  2. Step 2: Convert to fraction form
    9,323.48/13,983.66 = 2,748.12/x
  3. Step 3: Cross multiply
    9,323.48x = 13,983.66 × 2,748.12
  4. Step 4: Simplify right side
    9,323.48x = 38,428,775.72
  5. Step 5: Solve for x
    x = 38,428,775.72/9,323.48
  6. Step 6: Final answer
    x = 4,121.72

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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.