Home / 7,480.53-11,217.06-2,548.62

Finding the Fourth Proportional to 7,480.53, 11,217.06 and 2,548.62

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Solution

The fourth proportional to 7,480.53, 11,217.06 and 2,548.62 is: 3,821.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.53 : 11,217.06 = 2,548.62 : x
  2. Step 2: Convert to fraction form
    7,480.53/11,217.06 = 2,548.62/x
  3. Step 3: Cross multiply
    7,480.53x = 11,217.06 × 2,548.62
  4. Step 4: Simplify right side
    7,480.53x = 28,588,023.46
  5. Step 5: Solve for x
    x = 28,588,023.46/7,480.53
  6. Step 6: Final answer
    x = 3,821.66

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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.