Home / 3,477.45-5,215.64-1,137.44

Finding the Fourth Proportional to 3,477.45, 5,215.64 and 1,137.44

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Solution

The fourth proportional to 3,477.45, 5,215.64 and 1,137.44 is: 1,705.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.45 : 5,215.64 = 1,137.44 : x
  2. Step 2: Convert to fraction form
    3,477.45/5,215.64 = 1,137.44/x
  3. Step 3: Cross multiply
    3,477.45x = 5,215.64 × 1,137.44
  4. Step 4: Simplify right side
    3,477.45x = 5,932,445.80
  5. Step 5: Solve for x
    x = 5,932,445.80/3,477.45
  6. Step 6: Final answer
    x = 1,705.98

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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.