Home / 7,860.18-11,794.41-5,086.11

Finding the Fourth Proportional to 7,860.18, 11,794.41 and 5,086.11

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Solution

The fourth proportional to 7,860.18, 11,794.41 and 5,086.11 is: 7,631.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.18 : 11,794.41 = 5,086.11 : x
  2. Step 2: Convert to fraction form
    7,860.18/11,794.41 = 5,086.11/x
  3. Step 3: Cross multiply
    7,860.18x = 11,794.41 × 5,086.11
  4. Step 4: Simplify right side
    7,860.18x = 59,987,666.65
  5. Step 5: Solve for x
    x = 59,987,666.65/7,860.18
  6. Step 6: Final answer
    x = 7,631.84

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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.