Home / 3,044.02-4,200.73-1,646.78

Finding the Fourth Proportional to 3,044.02, 4,200.73 and 1,646.78

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Solution

The fourth proportional to 3,044.02, 4,200.73 and 1,646.78 is: 2,272.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,044.02 : 4,200.73 = 1,646.78 : x
  2. Step 2: Convert to fraction form
    3,044.02/4,200.73 = 1,646.78/x
  3. Step 3: Cross multiply
    3,044.02x = 4,200.73 × 1,646.78
  4. Step 4: Simplify right side
    3,044.02x = 6,917,678.15
  5. Step 5: Solve for x
    x = 6,917,678.15/3,044.02
  6. Step 6: Final answer
    x = 2,272.55

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1.5x scale

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.