Home / 5,220.16-7,207.12-3,652

Finding the Fourth Proportional to 5,220.16, 7,207.12 and 3,652

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Solution

The fourth proportional to 5,220.16, 7,207.12 and 3,652 is: 5,042.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.16 : 7,207.12 = 3,652 : x
  2. Step 2: Convert to fraction form
    5,220.16/7,207.12 = 3,652/x
  3. Step 3: Cross multiply
    5,220.16x = 7,207.12 × 3,652
  4. Step 4: Simplify right side
    5,220.16x = 26,320,402.24
  5. Step 5: Solve for x
    x = 26,320,402.24/5,220.16
  6. Step 6: Final answer
    x = 5,042.07

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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.