Home / 7,731.11-11,597.30-2,184.50

Finding the Fourth Proportional to 7,731.11, 11,597.30 and 2,184.50

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Solution

The fourth proportional to 7,731.11, 11,597.30 and 2,184.50 is: 3,276.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.11 : 11,597.30 = 2,184.50 : x
  2. Step 2: Convert to fraction form
    7,731.11/11,597.30 = 2,184.50/x
  3. Step 3: Cross multiply
    7,731.11x = 11,597.30 × 2,184.50
  4. Step 4: Simplify right side
    7,731.11x = 25,334,319.92
  5. Step 5: Solve for x
    x = 25,334,319.92/7,731.11
  6. Step 6: Final answer
    x = 3,276.93

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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.