Home / 11,135.71-16,703.56-4,561.91

Finding the Fourth Proportional to 11,135.71, 16,703.56 and 4,561.91

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Solution

The fourth proportional to 11,135.71, 16,703.56 and 4,561.91 is: 6,842.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.71 : 16,703.56 = 4,561.91 : x
  2. Step 2: Convert to fraction form
    11,135.71/16,703.56 = 4,561.91/x
  3. Step 3: Cross multiply
    11,135.71x = 16,703.56 × 4,561.91
  4. Step 4: Simplify right side
    11,135.71x = 76,200,137.40
  5. Step 5: Solve for x
    x = 76,200,137.40/11,135.71
  6. Step 6: Final answer
    x = 6,842.86

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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.