Home / 8,494.50-11,717.33-5,345.22

Finding the Fourth Proportional to 8,494.50, 11,717.33 and 5,345.22

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Solution

The fourth proportional to 8,494.50, 11,717.33 and 5,345.22 is: 7,373.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,494.50 : 11,717.33 = 5,345.22 : x
  2. Step 2: Convert to fraction form
    8,494.50/11,717.33 = 5,345.22/x
  3. Step 3: Cross multiply
    8,494.50x = 11,717.33 × 5,345.22
  4. Step 4: Simplify right side
    8,494.50x = 62,631,706.66
  5. Step 5: Solve for x
    x = 62,631,706.66/8,494.50
  6. Step 6: Final answer
    x = 7,373.21

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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.