Home / 9,217.58-13,828.79-2,644.29

Finding the Fourth Proportional to 9,217.58, 13,828.79 and 2,644.29

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Solution

The fourth proportional to 9,217.58, 13,828.79 and 2,644.29 is: 3,967.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217.58 : 13,828.79 = 2,644.29 : x
  2. Step 2: Convert to fraction form
    9,217.58/13,828.79 = 2,644.29/x
  3. Step 3: Cross multiply
    9,217.58x = 13,828.79 × 2,644.29
  4. Step 4: Simplify right side
    9,217.58x = 36,567,337.72
  5. Step 5: Solve for x
    x = 36,567,337.72/9,217.58
  6. Step 6: Final answer
    x = 3,967.13

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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.