Home / 5,009.43-6,911.77-3,238.91

Finding the Fourth Proportional to 5,009.43, 6,911.77 and 3,238.91

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Solution

The fourth proportional to 5,009.43, 6,911.77 and 3,238.91 is: 4,468.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.43 : 6,911.77 = 3,238.91 : x
  2. Step 2: Convert to fraction form
    5,009.43/6,911.77 = 3,238.91/x
  3. Step 3: Cross multiply
    5,009.43x = 6,911.77 × 3,238.91
  4. Step 4: Simplify right side
    5,009.43x = 22,386,585.17
  5. Step 5: Solve for x
    x = 22,386,585.17/5,009.43
  6. Step 6: Final answer
    x = 4,468.89

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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.