Home / 1,835.14-2,531.90-1,245.46

Finding the Fourth Proportional to 1,835.14, 2,531.90 and 1,245.46

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Solution

The fourth proportional to 1,835.14, 2,531.90 and 1,245.46 is: 1,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.14 : 2,531.90 = 1,245.46 : x
  2. Step 2: Convert to fraction form
    1,835.14/2,531.90 = 1,245.46/x
  3. Step 3: Cross multiply
    1,835.14x = 2,531.90 × 1,245.46
  4. Step 4: Simplify right side
    1,835.14x = 3,153,380.17
  5. Step 5: Solve for x
    x = 3,153,380.17/1,835.14
  6. Step 6: Final answer
    x = 1,718.33

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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.