Home / 3,710.08-5,561.46-1,631.22

Finding the Fourth Proportional to 3,710.08, 5,561.46 and 1,631.22

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Solution

The fourth proportional to 3,710.08, 5,561.46 and 1,631.22 is: 2,445.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.08 : 5,561.46 = 1,631.22 : x
  2. Step 2: Convert to fraction form
    3,710.08/5,561.46 = 1,631.22/x
  3. Step 3: Cross multiply
    3,710.08x = 5,561.46 × 1,631.22
  4. Step 4: Simplify right side
    3,710.08x = 9,071,964.78
  5. Step 5: Solve for x
    x = 9,071,964.78/3,710.08
  6. Step 6: Final answer
    x = 2,445.22

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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.