Home / 8,222.66-11,344.54-4,637.17

Finding the Fourth Proportional to 8,222.66, 11,344.54 and 4,637.17

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Solution

The fourth proportional to 8,222.66, 11,344.54 and 4,637.17 is: 6,397.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222.66 : 11,344.54 = 4,637.17 : x
  2. Step 2: Convert to fraction form
    8,222.66/11,344.54 = 4,637.17/x
  3. Step 3: Cross multiply
    8,222.66x = 11,344.54 × 4,637.17
  4. Step 4: Simplify right side
    8,222.66x = 52,606,560.55
  5. Step 5: Solve for x
    x = 52,606,560.55/8,222.66
  6. Step 6: Final answer
    x = 6,397.75

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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.