Home / 7,766.22-10,719.40-4,934.96

Finding the Fourth Proportional to 7,766.22, 10,719.40 and 4,934.96

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Solution

The fourth proportional to 7,766.22, 10,719.40 and 4,934.96 is: 6,811.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.22 : 10,719.40 = 4,934.96 : x
  2. Step 2: Convert to fraction form
    7,766.22/10,719.40 = 4,934.96/x
  3. Step 3: Cross multiply
    7,766.22x = 10,719.40 × 4,934.96
  4. Step 4: Simplify right side
    7,766.22x = 52,899,810.22
  5. Step 5: Solve for x
    x = 52,899,810.22/7,766.22
  6. Step 6: Final answer
    x = 6,811.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.