Home / 5,570.91-8,356.37-2,490.75

Finding the Fourth Proportional to 5,570.91, 8,356.37 and 2,490.75

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Solution

The fourth proportional to 5,570.91, 8,356.37 and 2,490.75 is: 3,736.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.91 : 8,356.37 = 2,490.75 : x
  2. Step 2: Convert to fraction form
    5,570.91/8,356.37 = 2,490.75/x
  3. Step 3: Cross multiply
    5,570.91x = 8,356.37 × 2,490.75
  4. Step 4: Simplify right side
    5,570.91x = 20,813,616.12
  5. Step 5: Solve for x
    x = 20,813,616.12/5,570.91
  6. Step 6: Final answer
    x = 3,736.13

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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.