Home / 1,959.58-2,935.29-1,177.10

Finding the Fourth Proportional to 1,959.58, 2,935.29 and 1,177.10

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Solution

The fourth proportional to 1,959.58, 2,935.29 and 1,177.10 is: 1,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959.58 : 2,935.29 = 1,177.10 : x
  2. Step 2: Convert to fraction form
    1,959.58/2,935.29 = 1,177.10/x
  3. Step 3: Cross multiply
    1,959.58x = 2,935.29 × 1,177.10
  4. Step 4: Simplify right side
    1,959.58x = 3,455,129.86
  5. Step 5: Solve for x
    x = 3,455,129.86/1,959.58
  6. Step 6: Final answer
    x = 1,763.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.