Home / 5,096.49-7,032.59-2,857.90

Finding the Fourth Proportional to 5,096.49, 7,032.59 and 2,857.90

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Solution

The fourth proportional to 5,096.49, 7,032.59 and 2,857.90 is: 3,943.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,096.49 : 7,032.59 = 2,857.90 : x
  2. Step 2: Convert to fraction form
    5,096.49/7,032.59 = 2,857.90/x
  3. Step 3: Cross multiply
    5,096.49x = 7,032.59 × 2,857.90
  4. Step 4: Simplify right side
    5,096.49x = 20,098,430.99
  5. Step 5: Solve for x
    x = 20,098,430.99/5,096.49
  6. Step 6: Final answer
    x = 3,943.59

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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.