Home / 2,044.80-2,823.36-1,424.64

Finding the Fourth Proportional to 2,044.80, 2,823.36 and 1,424.64

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Solution

The fourth proportional to 2,044.80, 2,823.36 and 1,424.64 is: 1,967.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044.80 : 2,823.36 = 1,424.64 : x
  2. Step 2: Convert to fraction form
    2,044.80/2,823.36 = 1,424.64/x
  3. Step 3: Cross multiply
    2,044.80x = 2,823.36 × 1,424.64
  4. Step 4: Simplify right side
    2,044.80x = 4,022,271.59
  5. Step 5: Solve for x
    x = 4,022,271.59/2,044.80
  6. Step 6: Final answer
    x = 1,967.07

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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.