Home / 2,526.60-3,786.93-1,138.32

Finding the Fourth Proportional to 2,526.60, 3,786.93 and 1,138.32

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Solution

The fourth proportional to 2,526.60, 3,786.93 and 1,138.32 is: 1,706.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.60 : 3,786.93 = 1,138.32 : x
  2. Step 2: Convert to fraction form
    2,526.60/3,786.93 = 1,138.32/x
  3. Step 3: Cross multiply
    2,526.60x = 3,786.93 × 1,138.32
  4. Step 4: Simplify right side
    2,526.60x = 4,310,738.16
  5. Step 5: Solve for x
    x = 4,310,738.16/2,526.60
  6. Step 6: Final answer
    x = 1,706.14

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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.