Home / 8,790.95-13,180.47-4,626.54

Finding the Fourth Proportional to 8,790.95, 13,180.47 and 4,626.54

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Solution

The fourth proportional to 8,790.95, 13,180.47 and 4,626.54 is: 6,936.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790.95 : 13,180.47 = 4,626.54 : x
  2. Step 2: Convert to fraction form
    8,790.95/13,180.47 = 4,626.54/x
  3. Step 3: Cross multiply
    8,790.95x = 13,180.47 × 4,626.54
  4. Step 4: Simplify right side
    8,790.95x = 60,979,971.67
  5. Step 5: Solve for x
    x = 60,979,971.67/8,790.95
  6. Step 6: Final answer
    x = 6,936.68

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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.