Home / 3,554.32-5,325.72-2,690.32

Finding the Fourth Proportional to 3,554.32, 5,325.72 and 2,690.32

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Solution

The fourth proportional to 3,554.32, 5,325.72 and 2,690.32 is: 4,031.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.32 : 5,325.72 = 2,690.32 : x
  2. Step 2: Convert to fraction form
    3,554.32/5,325.72 = 2,690.32/x
  3. Step 3: Cross multiply
    3,554.32x = 5,325.72 × 2,690.32
  4. Step 4: Simplify right side
    3,554.32x = 14,327,891.03
  5. Step 5: Solve for x
    x = 14,327,891.03/3,554.32
  6. Step 6: Final answer
    x = 4,031.12

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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.