Home / 8,404.29-12,597.63-3,137.01

Finding the Fourth Proportional to 8,404.29, 12,597.63 and 3,137.01

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Solution

The fourth proportional to 8,404.29, 12,597.63 and 3,137.01 is: 4,702.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,404.29 : 12,597.63 = 3,137.01 : x
  2. Step 2: Convert to fraction form
    8,404.29/12,597.63 = 3,137.01/x
  3. Step 3: Cross multiply
    8,404.29x = 12,597.63 × 3,137.01
  4. Step 4: Simplify right side
    8,404.29x = 39,518,891.29
  5. Step 5: Solve for x
    x = 39,518,891.29/8,404.29
  6. Step 6: Final answer
    x = 4,702.23

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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.