Home / 3,089.51-4,637.10-1,241.90

Finding the Fourth Proportional to 3,089.51, 4,637.10 and 1,241.90

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Solution

The fourth proportional to 3,089.51, 4,637.10 and 1,241.90 is: 1,863.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.51 : 4,637.10 = 1,241.90 : x
  2. Step 2: Convert to fraction form
    3,089.51/4,637.10 = 1,241.90/x
  3. Step 3: Cross multiply
    3,089.51x = 4,637.10 × 1,241.90
  4. Step 4: Simplify right side
    3,089.51x = 5,758,814.49
  5. Step 5: Solve for x
    x = 5,758,814.49/3,089.51
  6. Step 6: Final answer
    x = 1,863.99

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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.