Home / 8,545.14-11,792.93-5,188.91

Finding the Fourth Proportional to 8,545.14, 11,792.93 and 5,188.91

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Solution

The fourth proportional to 8,545.14, 11,792.93 and 5,188.91 is: 7,161.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.14 : 11,792.93 = 5,188.91 : x
  2. Step 2: Convert to fraction form
    8,545.14/11,792.93 = 5,188.91/x
  3. Step 3: Cross multiply
    8,545.14x = 11,792.93 × 5,188.91
  4. Step 4: Simplify right side
    8,545.14x = 61,192,367.50
  5. Step 5: Solve for x
    x = 61,192,367.50/8,545.14
  6. Step 6: Final answer
    x = 7,161.07

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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.