Home / 7,462.28-10,297.78-4,318.40

Finding the Fourth Proportional to 7,462.28, 10,297.78 and 4,318.40

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Solution

The fourth proportional to 7,462.28, 10,297.78 and 4,318.40 is: 5,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,462.28 : 10,297.78 = 4,318.40 : x
  2. Step 2: Convert to fraction form
    7,462.28/10,297.78 = 4,318.40/x
  3. Step 3: Cross multiply
    7,462.28x = 10,297.78 × 4,318.40
  4. Step 4: Simplify right side
    7,462.28x = 44,469,933.15
  5. Step 5: Solve for x
    x = 44,469,933.15/7,462.28
  6. Step 6: Final answer
    x = 5,959.30

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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.