Home / 11,137.50-16,693.29-4,555.71

Finding the Fourth Proportional to 11,137.50, 16,693.29 and 4,555.71

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Solution

The fourth proportional to 11,137.50, 16,693.29 and 4,555.71 is: 6,828.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.50 : 16,693.29 = 4,555.71 : x
  2. Step 2: Convert to fraction form
    11,137.50/16,693.29 = 4,555.71/x
  3. Step 3: Cross multiply
    11,137.50x = 16,693.29 × 4,555.71
  4. Step 4: Simplify right side
    11,137.50x = 76,049,788.19
  5. Step 5: Solve for x
    x = 76,049,788.19/11,137.50
  6. Step 6: Final answer
    x = 6,828.26

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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.