Home / 11,905.13-16,427.36-6,599.93

Finding the Fourth Proportional to 11,905.13, 16,427.36 and 6,599.93

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Solution

The fourth proportional to 11,905.13, 16,427.36 and 6,599.93 is: 9,106.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,905.13 : 16,427.36 = 6,599.93 : x
  2. Step 2: Convert to fraction form
    11,905.13/16,427.36 = 6,599.93/x
  3. Step 3: Cross multiply
    11,905.13x = 16,427.36 × 6,599.93
  4. Step 4: Simplify right side
    11,905.13x = 108,419,426.08
  5. Step 5: Solve for x
    x = 108,419,426.08/11,905.13
  6. Step 6: Final answer
    x = 9,106.95

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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.