Home / 7,514.61-11,272.65-2,583.60

Finding the Fourth Proportional to 7,514.61, 11,272.65 and 2,583.60

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Solution

The fourth proportional to 7,514.61, 11,272.65 and 2,583.60 is: 3,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.61 : 11,272.65 = 2,583.60 : x
  2. Step 2: Convert to fraction form
    7,514.61/11,272.65 = 2,583.60/x
  3. Step 3: Cross multiply
    7,514.61x = 11,272.65 × 2,583.60
  4. Step 4: Simplify right side
    7,514.61x = 29,124,018.54
  5. Step 5: Solve for x
    x = 29,124,018.54/7,514.61
  6. Step 6: Final answer
    x = 3,875.65

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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.