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Finding the Fourth Proportional to 1,733.94, 2,600.64 and 637.47

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Solution

The fourth proportional to 1,733.94, 2,600.64 and 637.47 is: 956.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.94 : 2,600.64 = 637.47 : x
  2. Step 2: Convert to fraction form
    1,733.94/2,600.64 = 637.47/x
  3. Step 3: Cross multiply
    1,733.94x = 2,600.64 × 637.47
  4. Step 4: Simplify right side
    1,733.94x = 1,657,829.98
  5. Step 5: Solve for x
    x = 1,657,829.98/1,733.94
  6. Step 6: Final answer
    x = 956.11

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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.