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Finding the Fourth Proportional to 2,899.53, 4,328.29 and 2,549.22

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Solution

The fourth proportional to 2,899.53, 4,328.29 and 2,549.22 is: 3,805.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.53 : 4,328.29 = 2,549.22 : x
  2. Step 2: Convert to fraction form
    2,899.53/4,328.29 = 2,549.22/x
  3. Step 3: Cross multiply
    2,899.53x = 4,328.29 × 2,549.22
  4. Step 4: Simplify right side
    2,899.53x = 11,033,763.43
  5. Step 5: Solve for x
    x = 11,033,763.43/2,899.53
  6. Step 6: Final answer
    x = 3,805.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.