Home / 9,812.21-14,716.87-3,237.55

Finding the Fourth Proportional to 9,812.21, 14,716.87 and 3,237.55

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Solution

The fourth proportional to 9,812.21, 14,716.87 and 3,237.55 is: 4,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,812.21 : 14,716.87 = 3,237.55 : x
  2. Step 2: Convert to fraction form
    9,812.21/14,716.87 = 3,237.55/x
  3. Step 3: Cross multiply
    9,812.21x = 14,716.87 × 3,237.55
  4. Step 4: Simplify right side
    9,812.21x = 47,646,557.58
  5. Step 5: Solve for x
    x = 47,646,557.58/9,812.21
  6. Step 6: Final answer
    x = 4,855.85

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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.