Home / 8,330.22-11,493.57-4,971.66

Finding the Fourth Proportional to 8,330.22, 11,493.57 and 4,971.66

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Solution

The fourth proportional to 8,330.22, 11,493.57 and 4,971.66 is: 6,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.22 : 11,493.57 = 4,971.66 : x
  2. Step 2: Convert to fraction form
    8,330.22/11,493.57 = 4,971.66/x
  3. Step 3: Cross multiply
    8,330.22x = 11,493.57 × 4,971.66
  4. Step 4: Simplify right side
    8,330.22x = 57,142,122.23
  5. Step 5: Solve for x
    x = 57,142,122.23/8,330.22
  6. Step 6: Final answer
    x = 6,859.62

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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.