Home / 3,697.20-5,547.36-1,617.66

Finding the Fourth Proportional to 3,697.20, 5,547.36 and 1,617.66

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Solution

The fourth proportional to 3,697.20, 5,547.36 and 1,617.66 is: 2,427.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.20 : 5,547.36 = 1,617.66 : x
  2. Step 2: Convert to fraction form
    3,697.20/5,547.36 = 1,617.66/x
  3. Step 3: Cross multiply
    3,697.20x = 5,547.36 × 1,617.66
  4. Step 4: Simplify right side
    3,697.20x = 8,973,742.38
  5. Step 5: Solve for x
    x = 8,973,742.38/3,697.20
  6. Step 6: Final answer
    x = 2,427.17

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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.