Home / 3,629.95-5,442.19-1,873.06

Finding the Fourth Proportional to 3,629.95, 5,442.19 and 1,873.06

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Solution

The fourth proportional to 3,629.95, 5,442.19 and 1,873.06 is: 2,808.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.95 : 5,442.19 = 1,873.06 : x
  2. Step 2: Convert to fraction form
    3,629.95/5,442.19 = 1,873.06/x
  3. Step 3: Cross multiply
    3,629.95x = 5,442.19 × 1,873.06
  4. Step 4: Simplify right side
    3,629.95x = 10,193,530.11
  5. Step 5: Solve for x
    x = 10,193,530.11/3,629.95
  6. Step 6: Final answer
    x = 2,808.18

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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.