Home / 8,545.60-11,794.40-6,790.56

Finding the Fourth Proportional to 8,545.60, 11,794.40 and 6,790.56

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Solution

The fourth proportional to 8,545.60, 11,794.40 and 6,790.56 is: 9,372.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.60 : 11,794.40 = 6,790.56 : x
  2. Step 2: Convert to fraction form
    8,545.60/11,794.40 = 6,790.56/x
  3. Step 3: Cross multiply
    8,545.60x = 11,794.40 × 6,790.56
  4. Step 4: Simplify right side
    8,545.60x = 80,090,580.86
  5. Step 5: Solve for x
    x = 80,090,580.86/8,545.60
  6. Step 6: Final answer
    x = 9,372.14

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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.