Home / 3,501.78-4,832.06-2,009.61

Finding the Fourth Proportional to 3,501.78, 4,832.06 and 2,009.61

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Solution

The fourth proportional to 3,501.78, 4,832.06 and 2,009.61 is: 2,773.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.78 : 4,832.06 = 2,009.61 : x
  2. Step 2: Convert to fraction form
    3,501.78/4,832.06 = 2,009.61/x
  3. Step 3: Cross multiply
    3,501.78x = 4,832.06 × 2,009.61
  4. Step 4: Simplify right side
    3,501.78x = 9,710,546.05
  5. Step 5: Solve for x
    x = 9,710,546.05/3,501.78
  6. Step 6: Final answer
    x = 2,773.03

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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.