Home / 8,842.91-12,202.67-5,308.07

Finding the Fourth Proportional to 8,842.91, 12,202.67 and 5,308.07

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Solution

The fourth proportional to 8,842.91, 12,202.67 and 5,308.07 is: 7,324.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.91 : 12,202.67 = 5,308.07 : x
  2. Step 2: Convert to fraction form
    8,842.91/12,202.67 = 5,308.07/x
  3. Step 3: Cross multiply
    8,842.91x = 12,202.67 × 5,308.07
  4. Step 4: Simplify right side
    8,842.91x = 64,772,670.32
  5. Step 5: Solve for x
    x = 64,772,670.32/8,842.91
  6. Step 6: Final answer
    x = 7,324.81

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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.