Home / 3,642.08-5,454.25-2,077.36

Finding the Fourth Proportional to 3,642.08, 5,454.25 and 2,077.36

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Solution

The fourth proportional to 3,642.08, 5,454.25 and 2,077.36 is: 3,110.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.08 : 5,454.25 = 2,077.36 : x
  2. Step 2: Convert to fraction form
    3,642.08/5,454.25 = 2,077.36/x
  3. Step 3: Cross multiply
    3,642.08x = 5,454.25 × 2,077.36
  4. Step 4: Simplify right side
    3,642.08x = 11,330,421.95
  5. Step 5: Solve for x
    x = 11,330,421.95/3,642.08
  6. Step 6: Final answer
    x = 3,110.98

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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.