Home / 10,267.13-14,168.64-5,551.41

Finding the Fourth Proportional to 10,267.13, 14,168.64 and 5,551.41

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Solution

The fourth proportional to 10,267.13, 14,168.64 and 5,551.41 is: 7,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267.13 : 14,168.64 = 5,551.41 : x
  2. Step 2: Convert to fraction form
    10,267.13/14,168.64 = 5,551.41/x
  3. Step 3: Cross multiply
    10,267.13x = 14,168.64 × 5,551.41
  4. Step 4: Simplify right side
    10,267.13x = 78,655,932.66
  5. Step 5: Solve for x
    x = 78,655,932.66/10,267.13
  6. Step 6: Final answer
    x = 7,660.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.