Home / 2,539.13-3,504.40-1,490.99

Finding the Fourth Proportional to 2,539.13, 3,504.40 and 1,490.99

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Solution

The fourth proportional to 2,539.13, 3,504.40 and 1,490.99 is: 2,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.13 : 3,504.40 = 1,490.99 : x
  2. Step 2: Convert to fraction form
    2,539.13/3,504.40 = 1,490.99/x
  3. Step 3: Cross multiply
    2,539.13x = 3,504.40 × 1,490.99
  4. Step 4: Simplify right side
    2,539.13x = 5,225,004.11
  5. Step 5: Solve for x
    x = 5,225,004.11/2,539.13
  6. Step 6: Final answer
    x = 2,057.80

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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.