Home / 8,536.24-12,803.28-3,345.76

Finding the Fourth Proportional to 8,536.24, 12,803.28 and 3,345.76

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Solution

The fourth proportional to 8,536.24, 12,803.28 and 3,345.76 is: 5,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536.24 : 12,803.28 = 3,345.76 : x
  2. Step 2: Convert to fraction form
    8,536.24/12,803.28 = 3,345.76/x
  3. Step 3: Cross multiply
    8,536.24x = 12,803.28 × 3,345.76
  4. Step 4: Simplify right side
    8,536.24x = 42,836,702.09
  5. Step 5: Solve for x
    x = 42,836,702.09/8,536.24
  6. Step 6: Final answer
    x = 5,018.22

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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.