Home / 1,840.79-2,539.24-1,132.99

Finding the Fourth Proportional to 1,840.79, 2,539.24 and 1,132.99

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Solution

The fourth proportional to 1,840.79, 2,539.24 and 1,132.99 is: 1,562.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.79 : 2,539.24 = 1,132.99 : x
  2. Step 2: Convert to fraction form
    1,840.79/2,539.24 = 1,132.99/x
  3. Step 3: Cross multiply
    1,840.79x = 2,539.24 × 1,132.99
  4. Step 4: Simplify right side
    1,840.79x = 2,876,924.35
  5. Step 5: Solve for x
    x = 2,876,924.35/1,840.79
  6. Step 6: Final answer
    x = 1,562.87

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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.