Home / 9,711.12-14,581.26-5,555.82

Finding the Fourth Proportional to 9,711.12, 14,581.26 and 5,555.82

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Solution

The fourth proportional to 9,711.12, 14,581.26 and 5,555.82 is: 8,342.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711.12 : 14,581.26 = 5,555.82 : x
  2. Step 2: Convert to fraction form
    9,711.12/14,581.26 = 5,555.82/x
  3. Step 3: Cross multiply
    9,711.12x = 14,581.26 × 5,555.82
  4. Step 4: Simplify right side
    9,711.12x = 81,010,855.93
  5. Step 5: Solve for x
    x = 81,010,855.93/9,711.12
  6. Step 6: Final answer
    x = 8,342.07

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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.