Home / 8,360.81-12,536.57-3,433.91

Finding the Fourth Proportional to 8,360.81, 12,536.57 and 3,433.91

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Solution

The fourth proportional to 8,360.81, 12,536.57 and 3,433.91 is: 5,148.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.81 : 12,536.57 = 3,433.91 : x
  2. Step 2: Convert to fraction form
    8,360.81/12,536.57 = 3,433.91/x
  3. Step 3: Cross multiply
    8,360.81x = 12,536.57 × 3,433.91
  4. Step 4: Simplify right side
    8,360.81x = 43,049,373.24
  5. Step 5: Solve for x
    x = 43,049,373.24/8,360.81
  6. Step 6: Final answer
    x = 5,148.95

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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.