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Finding the Fourth Proportional to 3,718.04, 5,578.08 and 3,022.99

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Solution

The fourth proportional to 3,718.04, 5,578.08 and 3,022.99 is: 4,535.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.04 : 5,578.08 = 3,022.99 : x
  2. Step 2: Convert to fraction form
    3,718.04/5,578.08 = 3,022.99/x
  3. Step 3: Cross multiply
    3,718.04x = 5,578.08 × 3,022.99
  4. Step 4: Simplify right side
    3,718.04x = 16,862,452.17
  5. Step 5: Solve for x
    x = 16,862,452.17/3,718.04
  6. Step 6: Final answer
    x = 4,535.31

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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.