Home / 3,610.16-5,415.72-1,761.02

Finding the Fourth Proportional to 3,610.16, 5,415.72 and 1,761.02

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Solution

The fourth proportional to 3,610.16, 5,415.72 and 1,761.02 is: 2,641.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.16 : 5,415.72 = 1,761.02 : x
  2. Step 2: Convert to fraction form
    3,610.16/5,415.72 = 1,761.02/x
  3. Step 3: Cross multiply
    3,610.16x = 5,415.72 × 1,761.02
  4. Step 4: Simplify right side
    3,610.16x = 9,537,191.23
  5. Step 5: Solve for x
    x = 9,537,191.23/3,610.16
  6. Step 6: Final answer
    x = 2,641.76

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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.