Home / 2,068.74-2,853.44-1,322.36

Finding the Fourth Proportional to 2,068.74, 2,853.44 and 1,322.36

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Solution

The fourth proportional to 2,068.74, 2,853.44 and 1,322.36 is: 1,823.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.74 : 2,853.44 = 1,322.36 : x
  2. Step 2: Convert to fraction form
    2,068.74/2,853.44 = 1,322.36/x
  3. Step 3: Cross multiply
    2,068.74x = 2,853.44 × 1,322.36
  4. Step 4: Simplify right side
    2,068.74x = 3,773,254.04
  5. Step 5: Solve for x
    x = 3,773,254.04/2,068.74
  6. Step 6: Final answer
    x = 1,823.94

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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.