Home / 10,867.05-14,996.61-6,151.23

Finding the Fourth Proportional to 10,867.05, 14,996.61 and 6,151.23

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Solution

The fourth proportional to 10,867.05, 14,996.61 and 6,151.23 is: 8,488.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.05 : 14,996.61 = 6,151.23 : x
  2. Step 2: Convert to fraction form
    10,867.05/14,996.61 = 6,151.23/x
  3. Step 3: Cross multiply
    10,867.05x = 14,996.61 × 6,151.23
  4. Step 4: Simplify right side
    10,867.05x = 92,247,597.33
  5. Step 5: Solve for x
    x = 92,247,597.33/10,867.05
  6. Step 6: Final answer
    x = 8,488.74

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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.