Home / 7,582.22-11,374.56-2,386.88

Finding the Fourth Proportional to 7,582.22, 11,374.56 and 2,386.88

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Solution

The fourth proportional to 7,582.22, 11,374.56 and 2,386.88 is: 3,580.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,582.22 : 11,374.56 = 2,386.88 : x
  2. Step 2: Convert to fraction form
    7,582.22/11,374.56 = 2,386.88/x
  3. Step 3: Cross multiply
    7,582.22x = 11,374.56 × 2,386.88
  4. Step 4: Simplify right side
    7,582.22x = 27,149,652.90
  5. Step 5: Solve for x
    x = 27,149,652.90/7,582.22
  6. Step 6: Final answer
    x = 3,580.70

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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.