Home / 3,019.06-4,166.29-1,840.13

Finding the Fourth Proportional to 3,019.06, 4,166.29 and 1,840.13

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Solution

The fourth proportional to 3,019.06, 4,166.29 and 1,840.13 is: 2,539.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.06 : 4,166.29 = 1,840.13 : x
  2. Step 2: Convert to fraction form
    3,019.06/4,166.29 = 1,840.13/x
  3. Step 3: Cross multiply
    3,019.06x = 4,166.29 × 1,840.13
  4. Step 4: Simplify right side
    3,019.06x = 7,666,515.22
  5. Step 5: Solve for x
    x = 7,666,515.22/3,019.06
  6. Step 6: Final answer
    x = 2,539.37

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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.