Home / 11,341.25-17,011.88-4,420.61

Finding the Fourth Proportional to 11,341.25, 17,011.88 and 4,420.61

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Solution

The fourth proportional to 11,341.25, 17,011.88 and 4,420.61 is: 6,630.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.25 : 17,011.88 = 4,420.61 : x
  2. Step 2: Convert to fraction form
    11,341.25/17,011.88 = 4,420.61/x
  3. Step 3: Cross multiply
    11,341.25x = 17,011.88 × 4,420.61
  4. Step 4: Simplify right side
    11,341.25x = 75,202,864.74
  5. Step 5: Solve for x
    x = 75,202,864.74/11,341.25
  6. Step 6: Final answer
    x = 6,630.92

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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.