Home / 9,832.12-13,568.23-5,355.79

Finding the Fourth Proportional to 9,832.12, 13,568.23 and 5,355.79

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Solution

The fourth proportional to 9,832.12, 13,568.23 and 5,355.79 is: 7,390.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,832.12 : 13,568.23 = 5,355.79 : x
  2. Step 2: Convert to fraction form
    9,832.12/13,568.23 = 5,355.79/x
  3. Step 3: Cross multiply
    9,832.12x = 13,568.23 × 5,355.79
  4. Step 4: Simplify right side
    9,832.12x = 72,668,590.55
  5. Step 5: Solve for x
    x = 72,668,590.55/9,832.12
  6. Step 6: Final answer
    x = 7,390.94

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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.