Home / 7,731.06-11,598.27-2,800.18

Finding the Fourth Proportional to 7,731.06, 11,598.27 and 2,800.18

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Solution

The fourth proportional to 7,731.06, 11,598.27 and 2,800.18 is: 4,200.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.06 : 11,598.27 = 2,800.18 : x
  2. Step 2: Convert to fraction form
    7,731.06/11,598.27 = 2,800.18/x
  3. Step 3: Cross multiply
    7,731.06x = 11,598.27 × 2,800.18
  4. Step 4: Simplify right side
    7,731.06x = 32,477,243.69
  5. Step 5: Solve for x
    x = 32,477,243.69/7,731.06
  6. Step 6: Final answer
    x = 4,200.88

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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.