Home / 8,599.17-12,899.45-3,668.86

Finding the Fourth Proportional to 8,599.17, 12,899.45 and 3,668.86

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Solution

The fourth proportional to 8,599.17, 12,899.45 and 3,668.86 is: 5,503.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,599.17 : 12,899.45 = 3,668.86 : x
  2. Step 2: Convert to fraction form
    8,599.17/12,899.45 = 3,668.86/x
  3. Step 3: Cross multiply
    8,599.17x = 12,899.45 × 3,668.86
  4. Step 4: Simplify right side
    8,599.17x = 47,326,225.53
  5. Step 5: Solve for x
    x = 47,326,225.53/8,599.17
  6. Step 6: Final answer
    x = 5,503.58

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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.