Home / 8,267.62-11,403.76-5,125.36

Finding the Fourth Proportional to 8,267.62, 11,403.76 and 5,125.36

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Solution

The fourth proportional to 8,267.62, 11,403.76 and 5,125.36 is: 7,069.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.62 : 11,403.76 = 5,125.36 : x
  2. Step 2: Convert to fraction form
    8,267.62/11,403.76 = 5,125.36/x
  3. Step 3: Cross multiply
    8,267.62x = 11,403.76 × 5,125.36
  4. Step 4: Simplify right side
    8,267.62x = 58,448,292.71
  5. Step 5: Solve for x
    x = 58,448,292.71/8,267.62
  6. Step 6: Final answer
    x = 7,069.55

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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.