Home / 6,783.19-9,360.84-3,799.15

Finding the Fourth Proportional to 6,783.19, 9,360.84 and 3,799.15

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Solution

The fourth proportional to 6,783.19, 9,360.84 and 3,799.15 is: 5,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783.19 : 9,360.84 = 3,799.15 : x
  2. Step 2: Convert to fraction form
    6,783.19/9,360.84 = 3,799.15/x
  3. Step 3: Cross multiply
    6,783.19x = 9,360.84 × 3,799.15
  4. Step 4: Simplify right side
    6,783.19x = 35,563,235.29
  5. Step 5: Solve for x
    x = 35,563,235.29/6,783.19
  6. Step 6: Final answer
    x = 5,242.85

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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.