Home / 4,116.70-5,677.28-3,521.44

Finding the Fourth Proportional to 4,116.70, 5,677.28 and 3,521.44

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Solution

The fourth proportional to 4,116.70, 5,677.28 and 3,521.44 is: 4,856.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116.70 : 5,677.28 = 3,521.44 : x
  2. Step 2: Convert to fraction form
    4,116.70/5,677.28 = 3,521.44/x
  3. Step 3: Cross multiply
    4,116.70x = 5,677.28 × 3,521.44
  4. Step 4: Simplify right side
    4,116.70x = 19,992,172.50
  5. Step 5: Solve for x
    x = 19,992,172.50/4,116.70
  6. Step 6: Final answer
    x = 4,856.36

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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.