Home / 5,042.16-6,956.01-2,887.56

Finding the Fourth Proportional to 5,042.16, 6,956.01 and 2,887.56

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Solution

The fourth proportional to 5,042.16, 6,956.01 and 2,887.56 is: 3,983.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.16 : 6,956.01 = 2,887.56 : x
  2. Step 2: Convert to fraction form
    5,042.16/6,956.01 = 2,887.56/x
  3. Step 3: Cross multiply
    5,042.16x = 6,956.01 × 2,887.56
  4. Step 4: Simplify right side
    5,042.16x = 20,085,896.24
  5. Step 5: Solve for x
    x = 20,085,896.24/5,042.16
  6. Step 6: Final answer
    x = 3,983.59

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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.