Home / 5,141.05-7,094.65-2,783.18

Finding the Fourth Proportional to 5,141.05, 7,094.65 and 2,783.18

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Solution

The fourth proportional to 5,141.05, 7,094.65 and 2,783.18 is: 3,840.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.05 : 7,094.65 = 2,783.18 : x
  2. Step 2: Convert to fraction form
    5,141.05/7,094.65 = 2,783.18/x
  3. Step 3: Cross multiply
    5,141.05x = 7,094.65 × 2,783.18
  4. Step 4: Simplify right side
    5,141.05x = 19,745,687.99
  5. Step 5: Solve for x
    x = 19,745,687.99/5,141.05
  6. Step 6: Final answer
    x = 3,840.79

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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.