Home / 3,297.09-4,549.55-1,899.57

Finding the Fourth Proportional to 3,297.09, 4,549.55 and 1,899.57

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Solution

The fourth proportional to 3,297.09, 4,549.55 and 1,899.57 is: 2,621.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.09 : 4,549.55 = 1,899.57 : x
  2. Step 2: Convert to fraction form
    3,297.09/4,549.55 = 1,899.57/x
  3. Step 3: Cross multiply
    3,297.09x = 4,549.55 × 1,899.57
  4. Step 4: Simplify right side
    3,297.09x = 8,642,179.20
  5. Step 5: Solve for x
    x = 8,642,179.20/3,297.09
  6. Step 6: Final answer
    x = 2,621.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.