Home / 8,545.63-11,790.20-4,768.18

Finding the Fourth Proportional to 8,545.63, 11,790.20 and 4,768.18

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Solution

The fourth proportional to 8,545.63, 11,790.20 and 4,768.18 is: 6,578.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.63 : 11,790.20 = 4,768.18 : x
  2. Step 2: Convert to fraction form
    8,545.63/11,790.20 = 4,768.18/x
  3. Step 3: Cross multiply
    8,545.63x = 11,790.20 × 4,768.18
  4. Step 4: Simplify right side
    8,545.63x = 56,217,736.89
  5. Step 5: Solve for x
    x = 56,217,736.89/8,545.63
  6. Step 6: Final answer
    x = 6,578.54

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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.