Home / 1,840.29-2,539.49-1,000.99

Finding the Fourth Proportional to 1,840.29, 2,539.49 and 1,000.99

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Solution

The fourth proportional to 1,840.29, 2,539.49 and 1,000.99 is: 1,381.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.29 : 2,539.49 = 1,000.99 : x
  2. Step 2: Convert to fraction form
    1,840.29/2,539.49 = 1,000.99/x
  3. Step 3: Cross multiply
    1,840.29x = 2,539.49 × 1,000.99
  4. Step 4: Simplify right side
    1,840.29x = 2,542,010.71
  5. Step 5: Solve for x
    x = 2,542,010.71/1,840.29
  6. Step 6: Final answer
    x = 1,381.31

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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.