Home / 8,365.27-12,545.80-3,436.27

Finding the Fourth Proportional to 8,365.27, 12,545.80 and 3,436.27

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Solution

The fourth proportional to 8,365.27, 12,545.80 and 3,436.27 is: 5,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.27 : 12,545.80 = 3,436.27 : x
  2. Step 2: Convert to fraction form
    8,365.27/12,545.80 = 3,436.27/x
  3. Step 3: Cross multiply
    8,365.27x = 12,545.80 × 3,436.27
  4. Step 4: Simplify right side
    8,365.27x = 43,110,756.17
  5. Step 5: Solve for x
    x = 43,110,756.17/8,365.27
  6. Step 6: Final answer
    x = 5,153.54

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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.