Home / 1,835.89-2,533.70-1,049.78

Finding the Fourth Proportional to 1,835.89, 2,533.70 and 1,049.78

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Solution

The fourth proportional to 1,835.89, 2,533.70 and 1,049.78 is: 1,448.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.89 : 2,533.70 = 1,049.78 : x
  2. Step 2: Convert to fraction form
    1,835.89/2,533.70 = 1,049.78/x
  3. Step 3: Cross multiply
    1,835.89x = 2,533.70 × 1,049.78
  4. Step 4: Simplify right side
    1,835.89x = 2,659,822.34
  5. Step 5: Solve for x
    x = 2,659,822.34/1,835.89
  6. Step 6: Final answer
    x = 1,448.80

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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.