Home / 7,816.29-11,716.20-4,854.75

Finding the Fourth Proportional to 7,816.29, 11,716.20 and 4,854.75

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Solution

The fourth proportional to 7,816.29, 11,716.20 and 4,854.75 is: 7,277.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816.29 : 11,716.20 = 4,854.75 : x
  2. Step 2: Convert to fraction form
    7,816.29/11,716.20 = 4,854.75/x
  3. Step 3: Cross multiply
    7,816.29x = 11,716.20 × 4,854.75
  4. Step 4: Simplify right side
    7,816.29x = 56,879,221.95
  5. Step 5: Solve for x
    x = 56,879,221.95/7,816.29
  6. Step 6: Final answer
    x = 7,277.01

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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.