Home / 7,325.27-10,107.78-4,452.50

Finding the Fourth Proportional to 7,325.27, 10,107.78 and 4,452.50

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Solution

The fourth proportional to 7,325.27, 10,107.78 and 4,452.50 is: 6,143.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.27 : 10,107.78 = 4,452.50 : x
  2. Step 2: Convert to fraction form
    7,325.27/10,107.78 = 4,452.50/x
  3. Step 3: Cross multiply
    7,325.27x = 10,107.78 × 4,452.50
  4. Step 4: Simplify right side
    7,325.27x = 45,004,839.91
  5. Step 5: Solve for x
    x = 45,004,839.91/7,325.27
  6. Step 6: Final answer
    x = 6,143.78

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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.