Home / 8,948.77-13,414.93-3,101.28

Finding the Fourth Proportional to 8,948.77, 13,414.93 and 3,101.28

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Solution

The fourth proportional to 8,948.77, 13,414.93 and 3,101.28 is: 4,649.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.77 : 13,414.93 = 3,101.28 : x
  2. Step 2: Convert to fraction form
    8,948.77/13,414.93 = 3,101.28/x
  3. Step 3: Cross multiply
    8,948.77x = 13,414.93 × 3,101.28
  4. Step 4: Simplify right side
    8,948.77x = 41,603,454.11
  5. Step 5: Solve for x
    x = 41,603,454.11/8,948.77
  6. Step 6: Final answer
    x = 4,649.07

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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.