Home / 7,919.39-10,925.33-4,773.75

Finding the Fourth Proportional to 7,919.39, 10,925.33 and 4,773.75

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Solution

The fourth proportional to 7,919.39, 10,925.33 and 4,773.75 is: 6,585.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,919.39 : 10,925.33 = 4,773.75 : x
  2. Step 2: Convert to fraction form
    7,919.39/10,925.33 = 4,773.75/x
  3. Step 3: Cross multiply
    7,919.39x = 10,925.33 × 4,773.75
  4. Step 4: Simplify right side
    7,919.39x = 52,154,770.22
  5. Step 5: Solve for x
    x = 52,154,770.22/7,919.39
  6. Step 6: Final answer
    x = 6,585.71

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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.