Home / 1,835.85-2,533.23-1,079.31

Finding the Fourth Proportional to 1,835.85, 2,533.23 and 1,079.31

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Solution

The fourth proportional to 1,835.85, 2,533.23 and 1,079.31 is: 1,489.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.85 : 2,533.23 = 1,079.31 : x
  2. Step 2: Convert to fraction form
    1,835.85/2,533.23 = 1,079.31/x
  3. Step 3: Cross multiply
    1,835.85x = 2,533.23 × 1,079.31
  4. Step 4: Simplify right side
    1,835.85x = 2,734,140.47
  5. Step 5: Solve for x
    x = 2,734,140.47/1,835.85
  6. Step 6: Final answer
    x = 1,489.30

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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.