Home / 2,031.48-3,039.93-1,297.62

Finding the Fourth Proportional to 2,031.48, 3,039.93 and 1,297.62

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Solution

The fourth proportional to 2,031.48, 3,039.93 and 1,297.62 is: 1,941.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.48 : 3,039.93 = 1,297.62 : x
  2. Step 2: Convert to fraction form
    2,031.48/3,039.93 = 1,297.62/x
  3. Step 3: Cross multiply
    2,031.48x = 3,039.93 × 1,297.62
  4. Step 4: Simplify right side
    2,031.48x = 3,944,673.97
  5. Step 5: Solve for x
    x = 3,944,673.97/2,031.48
  6. Step 6: Final answer
    x = 1,941.77

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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.