Home / 7,731.15-11,597.21-2,184.92

Finding the Fourth Proportional to 7,731.15, 11,597.21 and 2,184.92

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Solution

The fourth proportional to 7,731.15, 11,597.21 and 2,184.92 is: 3,277.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.15 : 11,597.21 = 2,184.92 : x
  2. Step 2: Convert to fraction form
    7,731.15/11,597.21 = 2,184.92/x
  3. Step 3: Cross multiply
    7,731.15x = 11,597.21 × 2,184.92
  4. Step 4: Simplify right side
    7,731.15x = 25,339,002.34
  5. Step 5: Solve for x
    x = 25,339,002.34/7,731.15
  6. Step 6: Final answer
    x = 3,277.52

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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.