Home / 3,684.96-5,085.32-2,193.08

Finding the Fourth Proportional to 3,684.96, 5,085.32 and 2,193.08

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Solution

The fourth proportional to 3,684.96, 5,085.32 and 2,193.08 is: 3,026.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.96 : 5,085.32 = 2,193.08 : x
  2. Step 2: Convert to fraction form
    3,684.96/5,085.32 = 2,193.08/x
  3. Step 3: Cross multiply
    3,684.96x = 5,085.32 × 2,193.08
  4. Step 4: Simplify right side
    3,684.96x = 11,152,477.19
  5. Step 5: Solve for x
    x = 11,152,477.19/3,684.96
  6. Step 6: Final answer
    x = 3,026.49

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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.