Home / 8,717.22-12,030.93-5,582.52

Finding the Fourth Proportional to 8,717.22, 12,030.93 and 5,582.52

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Solution

The fourth proportional to 8,717.22, 12,030.93 and 5,582.52 is: 7,704.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.22 : 12,030.93 = 5,582.52 : x
  2. Step 2: Convert to fraction form
    8,717.22/12,030.93 = 5,582.52/x
  3. Step 3: Cross multiply
    8,717.22x = 12,030.93 × 5,582.52
  4. Step 4: Simplify right side
    8,717.22x = 67,162,907.34
  5. Step 5: Solve for x
    x = 67,162,907.34/8,717.22
  6. Step 6: Final answer
    x = 7,704.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.