Home / 4,758.15-7,137.90-1,471.53

Finding the Fourth Proportional to 4,758.15, 7,137.90 and 1,471.53

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Solution

The fourth proportional to 4,758.15, 7,137.90 and 1,471.53 is: 2,207.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758.15 : 7,137.90 = 1,471.53 : x
  2. Step 2: Convert to fraction form
    4,758.15/7,137.90 = 1,471.53/x
  3. Step 3: Cross multiply
    4,758.15x = 7,137.90 × 1,471.53
  4. Step 4: Simplify right side
    4,758.15x = 10,503,633.99
  5. Step 5: Solve for x
    x = 10,503,633.99/4,758.15
  6. Step 6: Final answer
    x = 2,207.50

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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.