Home / 5,090.97-7,025.96-2,852.81

Finding the Fourth Proportional to 5,090.97, 7,025.96 and 2,852.81

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Solution

The fourth proportional to 5,090.97, 7,025.96 and 2,852.81 is: 3,937.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.97 : 7,025.96 = 2,852.81 : x
  2. Step 2: Convert to fraction form
    5,090.97/7,025.96 = 2,852.81/x
  3. Step 3: Cross multiply
    5,090.97x = 7,025.96 × 2,852.81
  4. Step 4: Simplify right side
    5,090.97x = 20,043,728.95
  5. Step 5: Solve for x
    x = 20,043,728.95/5,090.97
  6. Step 6: Final answer
    x = 3,937.11

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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.