Home / 3,554.45-5,325.60-2,254.40

Finding the Fourth Proportional to 3,554.45, 5,325.60 and 2,254.40

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Solution

The fourth proportional to 3,554.45, 5,325.60 and 2,254.40 is: 3,377.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.45 : 5,325.60 = 2,254.40 : x
  2. Step 2: Convert to fraction form
    3,554.45/5,325.60 = 2,254.40/x
  3. Step 3: Cross multiply
    3,554.45x = 5,325.60 × 2,254.40
  4. Step 4: Simplify right side
    3,554.45x = 12,006,032.64
  5. Step 5: Solve for x
    x = 12,006,032.64/3,554.45
  6. Step 6: Final answer
    x = 3,377.75

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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.