Home / 12,004.29-16,565.91-6,971.46

Finding the Fourth Proportional to 12,004.29, 16,565.91 and 6,971.46

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Solution

The fourth proportional to 12,004.29, 16,565.91 and 6,971.46 is: 9,620.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004.29 : 16,565.91 = 6,971.46 : x
  2. Step 2: Convert to fraction form
    12,004.29/16,565.91 = 6,971.46/x
  3. Step 3: Cross multiply
    12,004.29x = 16,565.91 × 6,971.46
  4. Step 4: Simplify right side
    12,004.29x = 115,488,578.93
  5. Step 5: Solve for x
    x = 115,488,578.93/12,004.29
  6. Step 6: Final answer
    x = 9,620.61

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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.