Home / 3,739.77-5,610.29-1,547.30

Finding the Fourth Proportional to 3,739.77, 5,610.29 and 1,547.30

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Solution

The fourth proportional to 3,739.77, 5,610.29 and 1,547.30 is: 2,321.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.77 : 5,610.29 = 1,547.30 : x
  2. Step 2: Convert to fraction form
    3,739.77/5,610.29 = 1,547.30/x
  3. Step 3: Cross multiply
    3,739.77x = 5,610.29 × 1,547.30
  4. Step 4: Simplify right side
    3,739.77x = 8,680,801.72
  5. Step 5: Solve for x
    x = 8,680,801.72/3,739.77
  6. Step 6: Final answer
    x = 2,321.21

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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.