Home / 7,882.06-11,830.55-5,795.71

Finding the Fourth Proportional to 7,882.06, 11,830.55 and 5,795.71

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Solution

The fourth proportional to 7,882.06, 11,830.55 and 5,795.71 is: 8,699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882.06 : 11,830.55 = 5,795.71 : x
  2. Step 2: Convert to fraction form
    7,882.06/11,830.55 = 5,795.71/x
  3. Step 3: Cross multiply
    7,882.06x = 11,830.55 × 5,795.71
  4. Step 4: Simplify right side
    7,882.06x = 68,566,436.94
  5. Step 5: Solve for x
    x = 68,566,436.94/7,882.06
  6. Step 6: Final answer
    x = 8,699.05

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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.