Home / 3,035.30-4,188.45-2,239.06

Finding the Fourth Proportional to 3,035.30, 4,188.45 and 2,239.06

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Solution

The fourth proportional to 3,035.30, 4,188.45 and 2,239.06 is: 3,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.30 : 4,188.45 = 2,239.06 : x
  2. Step 2: Convert to fraction form
    3,035.30/4,188.45 = 2,239.06/x
  3. Step 3: Cross multiply
    3,035.30x = 4,188.45 × 2,239.06
  4. Step 4: Simplify right side
    3,035.30x = 9,378,163.22
  5. Step 5: Solve for x
    x = 9,378,163.22/3,035.30
  6. Step 6: Final answer
    x = 3,089.70

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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.