Home / 8,423.30-11,627.88-5,066.66

Finding the Fourth Proportional to 8,423.30, 11,627.88 and 5,066.66

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Solution

The fourth proportional to 8,423.30, 11,627.88 and 5,066.66 is: 6,994.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423.30 : 11,627.88 = 5,066.66 : x
  2. Step 2: Convert to fraction form
    8,423.30/11,627.88 = 5,066.66/x
  3. Step 3: Cross multiply
    8,423.30x = 11,627.88 × 5,066.66
  4. Step 4: Simplify right side
    8,423.30x = 58,914,514.48
  5. Step 5: Solve for x
    x = 58,914,514.48/8,423.30
  6. Step 6: Final answer
    x = 6,994.23

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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.