Home / 7,234.78-10,851.63-2,039.98

Finding the Fourth Proportional to 7,234.78, 10,851.63 and 2,039.98

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Solution

The fourth proportional to 7,234.78, 10,851.63 and 2,039.98 is: 3,059.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.78 : 10,851.63 = 2,039.98 : x
  2. Step 2: Convert to fraction form
    7,234.78/10,851.63 = 2,039.98/x
  3. Step 3: Cross multiply
    7,234.78x = 10,851.63 × 2,039.98
  4. Step 4: Simplify right side
    7,234.78x = 22,137,108.17
  5. Step 5: Solve for x
    x = 22,137,108.17/7,234.78
  6. Step 6: Final answer
    x = 3,059.82

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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.