Home / 3,026.81-4,538.04-1,381.07

Finding the Fourth Proportional to 3,026.81, 4,538.04 and 1,381.07

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Solution

The fourth proportional to 3,026.81, 4,538.04 and 1,381.07 is: 2,070.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.81 : 4,538.04 = 1,381.07 : x
  2. Step 2: Convert to fraction form
    3,026.81/4,538.04 = 1,381.07/x
  3. Step 3: Cross multiply
    3,026.81x = 4,538.04 × 1,381.07
  4. Step 4: Simplify right side
    3,026.81x = 6,267,350.90
  5. Step 5: Solve for x
    x = 6,267,350.90/3,026.81
  6. Step 6: Final answer
    x = 2,070.61

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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.