Home / 2,412.37-3,325.98-1,914.15

Finding the Fourth Proportional to 2,412.37, 3,325.98 and 1,914.15

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Solution

The fourth proportional to 2,412.37, 3,325.98 and 1,914.15 is: 2,639.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.37 : 3,325.98 = 1,914.15 : x
  2. Step 2: Convert to fraction form
    2,412.37/3,325.98 = 1,914.15/x
  3. Step 3: Cross multiply
    2,412.37x = 3,325.98 × 1,914.15
  4. Step 4: Simplify right side
    2,412.37x = 6,366,424.62
  5. Step 5: Solve for x
    x = 6,366,424.62/2,412.37
  6. Step 6: Final answer
    x = 2,639.07

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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.