Home / 1,738.02-2,608.65-1,306.02

Finding the Fourth Proportional to 1,738.02, 2,608.65 and 1,306.02

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Solution

The fourth proportional to 1,738.02, 2,608.65 and 1,306.02 is: 1,960.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738.02 : 2,608.65 = 1,306.02 : x
  2. Step 2: Convert to fraction form
    1,738.02/2,608.65 = 1,306.02/x
  3. Step 3: Cross multiply
    1,738.02x = 2,608.65 × 1,306.02
  4. Step 4: Simplify right side
    1,738.02x = 3,406,949.07
  5. Step 5: Solve for x
    x = 3,406,949.07/1,738.02
  6. Step 6: Final answer
    x = 1,960.25

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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.