Home / 2,504.40-3,759.80-2,390.96

Finding the Fourth Proportional to 2,504.40, 3,759.80 and 2,390.96

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Solution

The fourth proportional to 2,504.40, 3,759.80 and 2,390.96 is: 3,589.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504.40 : 3,759.80 = 2,390.96 : x
  2. Step 2: Convert to fraction form
    2,504.40/3,759.80 = 2,390.96/x
  3. Step 3: Cross multiply
    2,504.40x = 3,759.80 × 2,390.96
  4. Step 4: Simplify right side
    2,504.40x = 8,989,531.41
  5. Step 5: Solve for x
    x = 8,989,531.41/2,504.40
  6. Step 6: Final answer
    x = 3,589.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.