Home / 8,126.52-11,214.56-4,400.52

Finding the Fourth Proportional to 8,126.52, 11,214.56 and 4,400.52

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Solution

The fourth proportional to 8,126.52, 11,214.56 and 4,400.52 is: 6,072.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126.52 : 11,214.56 = 4,400.52 : x
  2. Step 2: Convert to fraction form
    8,126.52/11,214.56 = 4,400.52/x
  3. Step 3: Cross multiply
    8,126.52x = 11,214.56 × 4,400.52
  4. Step 4: Simplify right side
    8,126.52x = 49,349,895.57
  5. Step 5: Solve for x
    x = 49,349,895.57/8,126.52
  6. Step 6: Final answer
    x = 6,072.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.