Home / 2,055.25-2,841.65-1,963.45

Finding the Fourth Proportional to 2,055.25, 2,841.65 and 1,963.45

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Solution

The fourth proportional to 2,055.25, 2,841.65 and 1,963.45 is: 2,714.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.25 : 2,841.65 = 1,963.45 : x
  2. Step 2: Convert to fraction form
    2,055.25/2,841.65 = 1,963.45/x
  3. Step 3: Cross multiply
    2,055.25x = 2,841.65 × 1,963.45
  4. Step 4: Simplify right side
    2,055.25x = 5,579,437.69
  5. Step 5: Solve for x
    x = 5,579,437.69/2,055.25
  6. Step 6: Final answer
    x = 2,714.72

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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.