Home / 1,941.02-2,680.78-1,504.20

Finding the Fourth Proportional to 1,941.02, 2,680.78 and 1,504.20

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Solution

The fourth proportional to 1,941.02, 2,680.78 and 1,504.20 is: 2,077.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941.02 : 2,680.78 = 1,504.20 : x
  2. Step 2: Convert to fraction form
    1,941.02/2,680.78 = 1,504.20/x
  3. Step 3: Cross multiply
    1,941.02x = 2,680.78 × 1,504.20
  4. Step 4: Simplify right side
    1,941.02x = 4,032,429.28
  5. Step 5: Solve for x
    x = 4,032,429.28/1,941.02
  6. Step 6: Final answer
    x = 2,077.48

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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.