Home / 7,486.53-11,229.80-4,156.83

Finding the Fourth Proportional to 7,486.53, 11,229.80 and 4,156.83

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Solution

The fourth proportional to 7,486.53, 11,229.80 and 4,156.83 is: 6,235.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.53 : 11,229.80 = 4,156.83 : x
  2. Step 2: Convert to fraction form
    7,486.53/11,229.80 = 4,156.83/x
  3. Step 3: Cross multiply
    7,486.53x = 11,229.80 × 4,156.83
  4. Step 4: Simplify right side
    7,486.53x = 46,680,348.75
  5. Step 5: Solve for x
    x = 46,680,348.75/7,486.53
  6. Step 6: Final answer
    x = 6,235.25

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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.