Home / 2,542.08-3,507.84-1,610.40

Finding the Fourth Proportional to 2,542.08, 3,507.84 and 1,610.40

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Solution

The fourth proportional to 2,542.08, 3,507.84 and 1,610.40 is: 2,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542.08 : 3,507.84 = 1,610.40 : x
  2. Step 2: Convert to fraction form
    2,542.08/3,507.84 = 1,610.40/x
  3. Step 3: Cross multiply
    2,542.08x = 3,507.84 × 1,610.40
  4. Step 4: Simplify right side
    2,542.08x = 5,649,025.54
  5. Step 5: Solve for x
    x = 5,649,025.54/2,542.08
  6. Step 6: Final answer
    x = 2,222.21

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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.