Home / 3,352.98-5,031.74-1,378.96

Finding the Fourth Proportional to 3,352.98, 5,031.74 and 1,378.96

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Solution

The fourth proportional to 3,352.98, 5,031.74 and 1,378.96 is: 2,069.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.98 : 5,031.74 = 1,378.96 : x
  2. Step 2: Convert to fraction form
    3,352.98/5,031.74 = 1,378.96/x
  3. Step 3: Cross multiply
    3,352.98x = 5,031.74 × 1,378.96
  4. Step 4: Simplify right side
    3,352.98x = 6,938,568.19
  5. Step 5: Solve for x
    x = 6,938,568.19/3,352.98
  6. Step 6: Final answer
    x = 2,069.37

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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.