Home / 8,466.74-11,684.18-5,108.91

Finding the Fourth Proportional to 8,466.74, 11,684.18 and 5,108.91

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Solution

The fourth proportional to 8,466.74, 11,684.18 and 5,108.91 is: 7,050.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.74 : 11,684.18 = 5,108.91 : x
  2. Step 2: Convert to fraction form
    8,466.74/11,684.18 = 5,108.91/x
  3. Step 3: Cross multiply
    8,466.74x = 11,684.18 × 5,108.91
  4. Step 4: Simplify right side
    8,466.74x = 59,693,365.62
  5. Step 5: Solve for x
    x = 59,693,365.62/8,466.74
  6. Step 6: Final answer
    x = 7,050.34

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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.