Home / 4,772.28-7,151.94-2,465.40

Finding the Fourth Proportional to 4,772.28, 7,151.94 and 2,465.40

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Solution

The fourth proportional to 4,772.28, 7,151.94 and 2,465.40 is: 3,694.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.28 : 7,151.94 = 2,465.40 : x
  2. Step 2: Convert to fraction form
    4,772.28/7,151.94 = 2,465.40/x
  3. Step 3: Cross multiply
    4,772.28x = 7,151.94 × 2,465.40
  4. Step 4: Simplify right side
    4,772.28x = 17,632,392.88
  5. Step 5: Solve for x
    x = 17,632,392.88/4,772.28
  6. Step 6: Final answer
    x = 3,694.75

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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.