Home / 2,041.62-3,060-1,421.97

Finding the Fourth Proportional to 2,041.62, 3,060 and 1,421.97

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Solution

The fourth proportional to 2,041.62, 3,060 and 1,421.97 is: 2,131.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.62 : 3,060 = 1,421.97 : x
  2. Step 2: Convert to fraction form
    2,041.62/3,060 = 1,421.97/x
  3. Step 3: Cross multiply
    2,041.62x = 3,060 × 1,421.97
  4. Step 4: Simplify right side
    2,041.62x = 4,351,228.20
  5. Step 5: Solve for x
    x = 4,351,228.20/2,041.62
  6. Step 6: Final answer
    x = 2,131.26

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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.