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Finding the Fourth Proportional to 1,733.22, 2,600.31 and 637.62

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Solution

The fourth proportional to 1,733.22, 2,600.31 and 637.62 is: 956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.22 : 2,600.31 = 637.62 : x
  2. Step 2: Convert to fraction form
    1,733.22/2,600.31 = 637.62/x
  3. Step 3: Cross multiply
    1,733.22x = 2,600.31 × 637.62
  4. Step 4: Simplify right side
    1,733.22x = 1,658,009.66
  5. Step 5: Solve for x
    x = 1,658,009.66/1,733.22
  6. Step 6: Final answer
    x = 956.61

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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.