Home / 7,442.04-11,163.40-2,511.72

Finding the Fourth Proportional to 7,442.04, 11,163.40 and 2,511.72

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Solution

The fourth proportional to 7,442.04, 11,163.40 and 2,511.72 is: 3,767.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.04 : 11,163.40 = 2,511.72 : x
  2. Step 2: Convert to fraction form
    7,442.04/11,163.40 = 2,511.72/x
  3. Step 3: Cross multiply
    7,442.04x = 11,163.40 × 2,511.72
  4. Step 4: Simplify right side
    7,442.04x = 28,039,335.05
  5. Step 5: Solve for x
    x = 28,039,335.05/7,442.04
  6. Step 6: Final answer
    x = 3,767.69

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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.