Home / 8,186.13-12,276.90-2,341.17

Finding the Fourth Proportional to 8,186.13, 12,276.90 and 2,341.17

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Solution

The fourth proportional to 8,186.13, 12,276.90 and 2,341.17 is: 3,511.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186.13 : 12,276.90 = 2,341.17 : x
  2. Step 2: Convert to fraction form
    8,186.13/12,276.90 = 2,341.17/x
  3. Step 3: Cross multiply
    8,186.13x = 12,276.90 × 2,341.17
  4. Step 4: Simplify right side
    8,186.13x = 28,742,309.97
  5. Step 5: Solve for x
    x = 28,742,309.97/8,186.13
  6. Step 6: Final answer
    x = 3,511.10

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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.