Home / 1,943.74-2,683.46-1,347.10

Finding the Fourth Proportional to 1,943.74, 2,683.46 and 1,347.10

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Solution

The fourth proportional to 1,943.74, 2,683.46 and 1,347.10 is: 1,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.74 : 2,683.46 = 1,347.10 : x
  2. Step 2: Convert to fraction form
    1,943.74/2,683.46 = 1,347.10/x
  3. Step 3: Cross multiply
    1,943.74x = 2,683.46 × 1,347.10
  4. Step 4: Simplify right side
    1,943.74x = 3,614,888.97
  5. Step 5: Solve for x
    x = 3,614,888.97/1,943.74
  6. Step 6: Final answer
    x = 1,859.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.