Home / 9,635.79-13,285.91-8,044.75

Finding the Fourth Proportional to 9,635.79, 13,285.91 and 8,044.75

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Solution

The fourth proportional to 9,635.79, 13,285.91 and 8,044.75 is: 11,092.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,635.79 : 13,285.91 = 8,044.75 : x
  2. Step 2: Convert to fraction form
    9,635.79/13,285.91 = 8,044.75/x
  3. Step 3: Cross multiply
    9,635.79x = 13,285.91 × 8,044.75
  4. Step 4: Simplify right side
    9,635.79x = 106,881,717.82
  5. Step 5: Solve for x
    x = 106,881,717.82/9,635.79
  6. Step 6: Final answer
    x = 11,092.16

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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.