Home / 8,215.84-11,339.16-5,233

Finding the Fourth Proportional to 8,215.84, 11,339.16 and 5,233

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Solution

The fourth proportional to 8,215.84, 11,339.16 and 5,233 is: 7,222.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215.84 : 11,339.16 = 5,233 : x
  2. Step 2: Convert to fraction form
    8,215.84/11,339.16 = 5,233/x
  3. Step 3: Cross multiply
    8,215.84x = 11,339.16 × 5,233
  4. Step 4: Simplify right side
    8,215.84x = 59,337,824.28
  5. Step 5: Solve for x
    x = 59,337,824.28/8,215.84
  6. Step 6: Final answer
    x = 7,222.37

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Double scale
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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.