Home / 10,186.39-15,279.37-6,184.72

Finding the Fourth Proportional to 10,186.39, 15,279.37 and 6,184.72

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Solution

The fourth proportional to 10,186.39, 15,279.37 and 6,184.72 is: 9,276.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,186.39 : 15,279.37 = 6,184.72 : x
  2. Step 2: Convert to fraction form
    10,186.39/15,279.37 = 6,184.72/x
  3. Step 3: Cross multiply
    10,186.39x = 15,279.37 × 6,184.72
  4. Step 4: Simplify right side
    10,186.39x = 94,498,628.86
  5. Step 5: Solve for x
    x = 94,498,628.86/10,186.39
  6. Step 6: Final answer
    x = 9,276.95

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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.