Home / 4,193.86-5,787.59-2,305.63

Finding the Fourth Proportional to 4,193.86, 5,787.59 and 2,305.63

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Solution

The fourth proportional to 4,193.86, 5,787.59 and 2,305.63 is: 3,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.86 : 5,787.59 = 2,305.63 : x
  2. Step 2: Convert to fraction form
    4,193.86/5,787.59 = 2,305.63/x
  3. Step 3: Cross multiply
    4,193.86x = 5,787.59 × 2,305.63
  4. Step 4: Simplify right side
    4,193.86x = 13,344,041.13
  5. Step 5: Solve for x
    x = 13,344,041.13/4,193.86
  6. Step 6: Final answer
    x = 3,181.80

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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.