Home / 8,545.47-11,790.87-4,958.36

Finding the Fourth Proportional to 8,545.47, 11,790.87 and 4,958.36

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Solution

The fourth proportional to 8,545.47, 11,790.87 and 4,958.36 is: 6,841.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.47 : 11,790.87 = 4,958.36 : x
  2. Step 2: Convert to fraction form
    8,545.47/11,790.87 = 4,958.36/x
  3. Step 3: Cross multiply
    8,545.47x = 11,790.87 × 4,958.36
  4. Step 4: Simplify right side
    8,545.47x = 58,463,336.55
  5. Step 5: Solve for x
    x = 58,463,336.55/8,545.47
  6. Step 6: Final answer
    x = 6,841.44

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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.