Home / 1,952.02-2,694.20-1,288.93

Finding the Fourth Proportional to 1,952.02, 2,694.20 and 1,288.93

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Solution

The fourth proportional to 1,952.02, 2,694.20 and 1,288.93 is: 1,779.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.02 : 2,694.20 = 1,288.93 : x
  2. Step 2: Convert to fraction form
    1,952.02/2,694.20 = 1,288.93/x
  3. Step 3: Cross multiply
    1,952.02x = 2,694.20 × 1,288.93
  4. Step 4: Simplify right side
    1,952.02x = 3,472,635.21
  5. Step 5: Solve for x
    x = 3,472,635.21/1,952.02
  6. Step 6: Final answer
    x = 1,779.00

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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.