Home / 2,178.26-3,010.74-1,592.90

Finding the Fourth Proportional to 2,178.26, 3,010.74 and 1,592.90

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Solution

The fourth proportional to 2,178.26, 3,010.74 and 1,592.90 is: 2,201.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178.26 : 3,010.74 = 1,592.90 : x
  2. Step 2: Convert to fraction form
    2,178.26/3,010.74 = 1,592.90/x
  3. Step 3: Cross multiply
    2,178.26x = 3,010.74 × 1,592.90
  4. Step 4: Simplify right side
    2,178.26x = 4,795,807.75
  5. Step 5: Solve for x
    x = 4,795,807.75/2,178.26
  6. Step 6: Final answer
    x = 2,201.67

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1.5x scale

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.