Home / 11,058.72-16,565.04-8,584.80

Finding the Fourth Proportional to 11,058.72, 16,565.04 and 8,584.80

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Solution

The fourth proportional to 11,058.72, 16,565.04 and 8,584.80 is: 12,859.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,058.72 : 16,565.04 = 8,584.80 : x
  2. Step 2: Convert to fraction form
    11,058.72/16,565.04 = 8,584.80/x
  3. Step 3: Cross multiply
    11,058.72x = 16,565.04 × 8,584.80
  4. Step 4: Simplify right side
    11,058.72x = 142,207,555.39
  5. Step 5: Solve for x
    x = 142,207,555.39/11,058.72
  6. Step 6: Final answer
    x = 12,859.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.