Home / 9,811.23-14,716.80-3,237.90

Finding the Fourth Proportional to 9,811.23, 14,716.80 and 3,237.90

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Solution

The fourth proportional to 9,811.23, 14,716.80 and 3,237.90 is: 4,856.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,811.23 : 14,716.80 = 3,237.90 : x
  2. Step 2: Convert to fraction form
    9,811.23/14,716.80 = 3,237.90/x
  3. Step 3: Cross multiply
    9,811.23x = 14,716.80 × 3,237.90
  4. Step 4: Simplify right side
    9,811.23x = 47,651,526.72
  5. Step 5: Solve for x
    x = 47,651,526.72/9,811.23
  6. Step 6: Final answer
    x = 4,856.84

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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.