Home / 1,922.57-2,652.23-1,259.13

Finding the Fourth Proportional to 1,922.57, 2,652.23 and 1,259.13

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Solution

The fourth proportional to 1,922.57, 2,652.23 and 1,259.13 is: 1,737.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922.57 : 2,652.23 = 1,259.13 : x
  2. Step 2: Convert to fraction form
    1,922.57/2,652.23 = 1,259.13/x
  3. Step 3: Cross multiply
    1,922.57x = 2,652.23 × 1,259.13
  4. Step 4: Simplify right side
    1,922.57x = 3,339,496.06
  5. Step 5: Solve for x
    x = 3,339,496.06/1,922.57
  6. Step 6: Final answer
    x = 1,737.00

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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.