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Finding the Fourth Proportional to 1,733.05, 2,599.59 and 637.66

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Solution

The fourth proportional to 1,733.05, 2,599.59 and 637.66 is: 956.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.05 : 2,599.59 = 637.66 : x
  2. Step 2: Convert to fraction form
    1,733.05/2,599.59 = 637.66/x
  3. Step 3: Cross multiply
    1,733.05x = 2,599.59 × 637.66
  4. Step 4: Simplify right side
    1,733.05x = 1,657,654.56
  5. Step 5: Solve for x
    x = 1,657,654.56/1,733.05
  6. Step 6: Final answer
    x = 956.50

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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.