Home / 3,681.10-5,074.02-2,883.08

Finding the Fourth Proportional to 3,681.10, 5,074.02 and 2,883.08

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Solution

The fourth proportional to 3,681.10, 5,074.02 and 2,883.08 is: 3,974.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.10 : 5,074.02 = 2,883.08 : x
  2. Step 2: Convert to fraction form
    3,681.10/5,074.02 = 2,883.08/x
  3. Step 3: Cross multiply
    3,681.10x = 5,074.02 × 2,883.08
  4. Step 4: Simplify right side
    3,681.10x = 14,628,805.58
  5. Step 5: Solve for x
    x = 14,628,805.58/3,681.10
  6. Step 6: Final answer
    x = 3,974.03

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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.