Home / 5,617.95-8,410.61-3,270.80

Finding the Fourth Proportional to 5,617.95, 8,410.61 and 3,270.80

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Solution

The fourth proportional to 5,617.95, 8,410.61 and 3,270.80 is: 4,896.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.95 : 8,410.61 = 3,270.80 : x
  2. Step 2: Convert to fraction form
    5,617.95/8,410.61 = 3,270.80/x
  3. Step 3: Cross multiply
    5,617.95x = 8,410.61 × 3,270.80
  4. Step 4: Simplify right side
    5,617.95x = 27,509,364.78
  5. Step 5: Solve for x
    x = 27,509,364.78/5,617.95
  6. Step 6: Final answer
    x = 4,896.69

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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.