Home / 3,260.23-4,499.09-1,768.14

Finding the Fourth Proportional to 3,260.23, 4,499.09 and 1,768.14

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Solution

The fourth proportional to 3,260.23, 4,499.09 and 1,768.14 is: 2,440.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.23 : 4,499.09 = 1,768.14 : x
  2. Step 2: Convert to fraction form
    3,260.23/4,499.09 = 1,768.14/x
  3. Step 3: Cross multiply
    3,260.23x = 4,499.09 × 1,768.14
  4. Step 4: Simplify right side
    3,260.23x = 7,955,018.78
  5. Step 5: Solve for x
    x = 7,955,018.78/3,260.23
  6. Step 6: Final answer
    x = 2,440.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.