Home / 11,678.39-16,116.17-6,373.25

Finding the Fourth Proportional to 11,678.39, 16,116.17 and 6,373.25

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Solution

The fourth proportional to 11,678.39, 16,116.17 and 6,373.25 is: 8,795.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,678.39 : 16,116.17 = 6,373.25 : x
  2. Step 2: Convert to fraction form
    11,678.39/16,116.17 = 6,373.25/x
  3. Step 3: Cross multiply
    11,678.39x = 16,116.17 × 6,373.25
  4. Step 4: Simplify right side
    11,678.39x = 102,712,268.01
  5. Step 5: Solve for x
    x = 102,712,268.01/11,678.39
  6. Step 6: Final answer
    x = 8,795.07

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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.