Home / 3,703.32-5,111.46-2,380.16

Finding the Fourth Proportional to 3,703.32, 5,111.46 and 2,380.16

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Solution

The fourth proportional to 3,703.32, 5,111.46 and 2,380.16 is: 3,285.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.32 : 5,111.46 = 2,380.16 : x
  2. Step 2: Convert to fraction form
    3,703.32/5,111.46 = 2,380.16/x
  3. Step 3: Cross multiply
    3,703.32x = 5,111.46 × 2,380.16
  4. Step 4: Simplify right side
    3,703.32x = 12,166,092.63
  5. Step 5: Solve for x
    x = 12,166,092.63/3,703.32
  6. Step 6: Final answer
    x = 3,285.19

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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.