Home / 3,610.16-5,415.81-1,530.18

Finding the Fourth Proportional to 3,610.16, 5,415.81 and 1,530.18

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Solution

The fourth proportional to 3,610.16, 5,415.81 and 1,530.18 is: 2,295.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.16 : 5,415.81 = 1,530.18 : x
  2. Step 2: Convert to fraction form
    3,610.16/5,415.81 = 1,530.18/x
  3. Step 3: Cross multiply
    3,610.16x = 5,415.81 × 1,530.18
  4. Step 4: Simplify right side
    3,610.16x = 8,287,164.15
  5. Step 5: Solve for x
    x = 8,287,164.15/3,610.16
  6. Step 6: Final answer
    x = 2,295.51

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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.