Home / 3,090.77-4,637.19-1,010.87

Finding the Fourth Proportional to 3,090.77, 4,637.19 and 1,010.87

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Solution

The fourth proportional to 3,090.77, 4,637.19 and 1,010.87 is: 1,516.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.77 : 4,637.19 = 1,010.87 : x
  2. Step 2: Convert to fraction form
    3,090.77/4,637.19 = 1,010.87/x
  3. Step 3: Cross multiply
    3,090.77x = 4,637.19 × 1,010.87
  4. Step 4: Simplify right side
    3,090.77x = 4,687,596.26
  5. Step 5: Solve for x
    x = 4,687,596.26/3,090.77
  6. Step 6: Final answer
    x = 1,516.64

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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.