Home / 10,812.39-16,223.44-5,874.63

Finding the Fourth Proportional to 10,812.39, 16,223.44 and 5,874.63

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Solution

The fourth proportional to 10,812.39, 16,223.44 and 5,874.63 is: 8,814.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812.39 : 16,223.44 = 5,874.63 : x
  2. Step 2: Convert to fraction form
    10,812.39/16,223.44 = 5,874.63/x
  3. Step 3: Cross multiply
    10,812.39x = 16,223.44 × 5,874.63
  4. Step 4: Simplify right side
    10,812.39x = 95,306,642.82
  5. Step 5: Solve for x
    x = 95,306,642.82/10,812.39
  6. Step 6: Final answer
    x = 8,814.58

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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.