Home / 5,096.28-7,031.70-2,858.07

Finding the Fourth Proportional to 5,096.28, 7,031.70 and 2,858.07

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Solution

The fourth proportional to 5,096.28, 7,031.70 and 2,858.07 is: 3,943.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,096.28 : 7,031.70 = 2,858.07 : x
  2. Step 2: Convert to fraction form
    5,096.28/7,031.70 = 2,858.07/x
  3. Step 3: Cross multiply
    5,096.28x = 7,031.70 × 2,858.07
  4. Step 4: Simplify right side
    5,096.28x = 20,097,090.82
  5. Step 5: Solve for x
    x = 20,097,090.82/5,096.28
  6. Step 6: Final answer
    x = 3,943.48

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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.