Home / 8,495.74-12,741.91-2,949.32

Finding the Fourth Proportional to 8,495.74, 12,741.91 and 2,949.32

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Solution

The fourth proportional to 8,495.74, 12,741.91 and 2,949.32 is: 4,423.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,495.74 : 12,741.91 = 2,949.32 : x
  2. Step 2: Convert to fraction form
    8,495.74/12,741.91 = 2,949.32/x
  3. Step 3: Cross multiply
    8,495.74x = 12,741.91 × 2,949.32
  4. Step 4: Simplify right side
    8,495.74x = 37,579,955.25
  5. Step 5: Solve for x
    x = 37,579,955.25/8,495.74
  6. Step 6: Final answer
    x = 4,423.39

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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.