Home / 3,627.65-5,442.42-1,873.19

Finding the Fourth Proportional to 3,627.65, 5,442.42 and 1,873.19

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Solution

The fourth proportional to 3,627.65, 5,442.42 and 1,873.19 is: 2,810.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.65 : 5,442.42 = 1,873.19 : x
  2. Step 2: Convert to fraction form
    3,627.65/5,442.42 = 1,873.19/x
  3. Step 3: Cross multiply
    3,627.65x = 5,442.42 × 1,873.19
  4. Step 4: Simplify right side
    3,627.65x = 10,194,686.72
  5. Step 5: Solve for x
    x = 10,194,686.72/3,627.65
  6. Step 6: Final answer
    x = 2,810.27

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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.