Home / 11,107.64-16,662.54-3,712.76

Finding the Fourth Proportional to 11,107.64, 16,662.54 and 3,712.76

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Solution

The fourth proportional to 11,107.64, 16,662.54 and 3,712.76 is: 5,569.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107.64 : 16,662.54 = 3,712.76 : x
  2. Step 2: Convert to fraction form
    11,107.64/16,662.54 = 3,712.76/x
  3. Step 3: Cross multiply
    11,107.64x = 16,662.54 × 3,712.76
  4. Step 4: Simplify right side
    11,107.64x = 61,864,012.01
  5. Step 5: Solve for x
    x = 61,864,012.01/11,107.64
  6. Step 6: Final answer
    x = 5,569.50

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1.5x scale

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.