Home / 5,150.95-7,712.57-4,237.53

Finding the Fourth Proportional to 5,150.95, 7,712.57 and 4,237.53

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Solution

The fourth proportional to 5,150.95, 7,712.57 and 4,237.53 is: 6,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.95 : 7,712.57 = 4,237.53 : x
  2. Step 2: Convert to fraction form
    5,150.95/7,712.57 = 4,237.53/x
  3. Step 3: Cross multiply
    5,150.95x = 7,712.57 × 4,237.53
  4. Step 4: Simplify right side
    5,150.95x = 32,682,257.35
  5. Step 5: Solve for x
    x = 32,682,257.35/5,150.95
  6. Step 6: Final answer
    x = 6,344.90

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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.