Home / 3,071.70-4,610.15-1,224.09

Finding the Fourth Proportional to 3,071.70, 4,610.15 and 1,224.09

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Solution

The fourth proportional to 3,071.70, 4,610.15 and 1,224.09 is: 1,837.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.70 : 4,610.15 = 1,224.09 : x
  2. Step 2: Convert to fraction form
    3,071.70/4,610.15 = 1,224.09/x
  3. Step 3: Cross multiply
    3,071.70x = 4,610.15 × 1,224.09
  4. Step 4: Simplify right side
    3,071.70x = 5,643,232.39
  5. Step 5: Solve for x
    x = 5,643,232.39/3,071.70
  6. Step 6: Final answer
    x = 1,837.17

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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.