Home / 7,582.08-11,372.88-2,388

Finding the Fourth Proportional to 7,582.08, 11,372.88 and 2,388

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Solution

The fourth proportional to 7,582.08, 11,372.88 and 2,388 is: 3,581.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,582.08 : 11,372.88 = 2,388 : x
  2. Step 2: Convert to fraction form
    7,582.08/11,372.88 = 2,388/x
  3. Step 3: Cross multiply
    7,582.08x = 11,372.88 × 2,388
  4. Step 4: Simplify right side
    7,582.08x = 27,158,437.44
  5. Step 5: Solve for x
    x = 27,158,437.44/7,582.08
  6. Step 6: Final answer
    x = 3,581.92

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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.