Home / 1,731.07-2,596.96-635.45

Finding the Fourth Proportional to 1,731.07, 2,596.96 and 635.45

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Solution

The fourth proportional to 1,731.07, 2,596.96 and 635.45 is: 953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731.07 : 2,596.96 = 635.45 : x
  2. Step 2: Convert to fraction form
    1,731.07/2,596.96 = 635.45/x
  3. Step 3: Cross multiply
    1,731.07x = 2,596.96 × 635.45
  4. Step 4: Simplify right side
    1,731.07x = 1,650,226.04
  5. Step 5: Solve for x
    x = 1,650,226.04/1,731.07
  6. Step 6: Final answer
    x = 953.30

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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.