Home / 3,658.37-5,477.22-3,312.36

Finding the Fourth Proportional to 3,658.37, 5,477.22 and 3,312.36

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Solution

The fourth proportional to 3,658.37, 5,477.22 and 3,312.36 is: 4,959.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658.37 : 5,477.22 = 3,312.36 : x
  2. Step 2: Convert to fraction form
    3,658.37/5,477.22 = 3,312.36/x
  3. Step 3: Cross multiply
    3,658.37x = 5,477.22 × 3,312.36
  4. Step 4: Simplify right side
    3,658.37x = 18,142,524.44
  5. Step 5: Solve for x
    x = 18,142,524.44/3,658.37
  6. Step 6: Final answer
    x = 4,959.19

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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.