Home / 7,524.53-11,280.41-4,238.57

Finding the Fourth Proportional to 7,524.53, 11,280.41 and 4,238.57

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Solution

The fourth proportional to 7,524.53, 11,280.41 and 4,238.57 is: 6,354.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.53 : 11,280.41 = 4,238.57 : x
  2. Step 2: Convert to fraction form
    7,524.53/11,280.41 = 4,238.57/x
  3. Step 3: Cross multiply
    7,524.53x = 11,280.41 × 4,238.57
  4. Step 4: Simplify right side
    7,524.53x = 47,812,729.82
  5. Step 5: Solve for x
    x = 47,812,729.82/7,524.53
  6. Step 6: Final answer
    x = 6,354.25

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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.