Home / 3,646.50-5,033.37-2,388.36

Finding the Fourth Proportional to 3,646.50, 5,033.37 and 2,388.36

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Solution

The fourth proportional to 3,646.50, 5,033.37 and 2,388.36 is: 3,296.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.50 : 5,033.37 = 2,388.36 : x
  2. Step 2: Convert to fraction form
    3,646.50/5,033.37 = 2,388.36/x
  3. Step 3: Cross multiply
    3,646.50x = 5,033.37 × 2,388.36
  4. Step 4: Simplify right side
    3,646.50x = 12,021,499.57
  5. Step 5: Solve for x
    x = 12,021,499.57/3,646.50
  6. Step 6: Final answer
    x = 3,296.72

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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.