Home / 7,490.19-11,237.04-2,559.87

Finding the Fourth Proportional to 7,490.19, 11,237.04 and 2,559.87

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Solution

The fourth proportional to 7,490.19, 11,237.04 and 2,559.87 is: 3,840.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.19 : 11,237.04 = 2,559.87 : x
  2. Step 2: Convert to fraction form
    7,490.19/11,237.04 = 2,559.87/x
  3. Step 3: Cross multiply
    7,490.19x = 11,237.04 × 2,559.87
  4. Step 4: Simplify right side
    7,490.19x = 28,765,361.58
  5. Step 5: Solve for x
    x = 28,765,361.58/7,490.19
  6. Step 6: Final answer
    x = 3,840.40

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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.