Home / 1,959.02-2,939.54-1,301.35

Finding the Fourth Proportional to 1,959.02, 2,939.54 and 1,301.35

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Solution

The fourth proportional to 1,959.02, 2,939.54 and 1,301.35 is: 1,952.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959.02 : 2,939.54 = 1,301.35 : x
  2. Step 2: Convert to fraction form
    1,959.02/2,939.54 = 1,301.35/x
  3. Step 3: Cross multiply
    1,959.02x = 2,939.54 × 1,301.35
  4. Step 4: Simplify right side
    1,959.02x = 3,825,365.70
  5. Step 5: Solve for x
    x = 3,825,365.70/1,959.02
  6. Step 6: Final answer
    x = 1,952.69

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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.