Home / 3,387.25-5,076.42-1,437.04

Finding the Fourth Proportional to 3,387.25, 5,076.42 and 1,437.04

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Solution

The fourth proportional to 3,387.25, 5,076.42 and 1,437.04 is: 2,153.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.25 : 5,076.42 = 1,437.04 : x
  2. Step 2: Convert to fraction form
    3,387.25/5,076.42 = 1,437.04/x
  3. Step 3: Cross multiply
    3,387.25x = 5,076.42 × 1,437.04
  4. Step 4: Simplify right side
    3,387.25x = 7,295,018.60
  5. Step 5: Solve for x
    x = 7,295,018.60/3,387.25
  6. Step 6: Final answer
    x = 2,153.67

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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.