Home / 11,406.89-17,110.51-3,086.91

Finding the Fourth Proportional to 11,406.89, 17,110.51 and 3,086.91

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Solution

The fourth proportional to 11,406.89, 17,110.51 and 3,086.91 is: 4,630.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,406.89 : 17,110.51 = 3,086.91 : x
  2. Step 2: Convert to fraction form
    11,406.89/17,110.51 = 3,086.91/x
  3. Step 3: Cross multiply
    11,406.89x = 17,110.51 × 3,086.91
  4. Step 4: Simplify right side
    11,406.89x = 52,818,596.71
  5. Step 5: Solve for x
    x = 52,818,596.71/11,406.89
  6. Step 6: Final answer
    x = 4,630.41

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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.