Home / 6,783.14-9,360.48-3,799.28

Finding the Fourth Proportional to 6,783.14, 9,360.48 and 3,799.28

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Solution

The fourth proportional to 6,783.14, 9,360.48 and 3,799.28 is: 5,242.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783.14 : 9,360.48 = 3,799.28 : x
  2. Step 2: Convert to fraction form
    6,783.14/9,360.48 = 3,799.28/x
  3. Step 3: Cross multiply
    6,783.14x = 9,360.48 × 3,799.28
  4. Step 4: Simplify right side
    6,783.14x = 35,563,084.45
  5. Step 5: Solve for x
    x = 35,563,084.45/6,783.14
  6. Step 6: Final answer
    x = 5,242.86

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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.