Home / 5,238.17-7,857.48-2,606.93

Finding the Fourth Proportional to 5,238.17, 7,857.48 and 2,606.93

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Solution

The fourth proportional to 5,238.17, 7,857.48 and 2,606.93 is: 3,910.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238.17 : 7,857.48 = 2,606.93 : x
  2. Step 2: Convert to fraction form
    5,238.17/7,857.48 = 2,606.93/x
  3. Step 3: Cross multiply
    5,238.17x = 7,857.48 × 2,606.93
  4. Step 4: Simplify right side
    5,238.17x = 20,483,937.16
  5. Step 5: Solve for x
    x = 20,483,937.16/5,238.17
  6. Step 6: Final answer
    x = 3,910.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.