Home / 7,557.38-11,333.16-2,874.93

Finding the Fourth Proportional to 7,557.38, 11,333.16 and 2,874.93

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Solution

The fourth proportional to 7,557.38, 11,333.16 and 2,874.93 is: 4,311.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.38 : 11,333.16 = 2,874.93 : x
  2. Step 2: Convert to fraction form
    7,557.38/11,333.16 = 2,874.93/x
  3. Step 3: Cross multiply
    7,557.38x = 11,333.16 × 2,874.93
  4. Step 4: Simplify right side
    7,557.38x = 32,582,041.68
  5. Step 5: Solve for x
    x = 32,582,041.68/7,557.38
  6. Step 6: Final answer
    x = 4,311.29

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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.