Home / 2,418.36-3,316.11-2,395.32

Finding the Fourth Proportional to 2,418.36, 3,316.11 and 2,395.32

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Solution

The fourth proportional to 2,418.36, 3,316.11 and 2,395.32 is: 3,284.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.36 : 3,316.11 = 2,395.32 : x
  2. Step 2: Convert to fraction form
    2,418.36/3,316.11 = 2,395.32/x
  3. Step 3: Cross multiply
    2,418.36x = 3,316.11 × 2,395.32
  4. Step 4: Simplify right side
    2,418.36x = 7,943,144.61
  5. Step 5: Solve for x
    x = 7,943,144.61/2,418.36
  6. Step 6: Final answer
    x = 3,284.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.