Home / 3,448.49-5,168.63-1,254.68

Finding the Fourth Proportional to 3,448.49, 5,168.63 and 1,254.68

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Solution

The fourth proportional to 3,448.49, 5,168.63 and 1,254.68 is: 1,880.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.49 : 5,168.63 = 1,254.68 : x
  2. Step 2: Convert to fraction form
    3,448.49/5,168.63 = 1,254.68/x
  3. Step 3: Cross multiply
    3,448.49x = 5,168.63 × 1,254.68
  4. Step 4: Simplify right side
    3,448.49x = 6,484,944.57
  5. Step 5: Solve for x
    x = 6,484,944.57/3,448.49
  6. Step 6: Final answer
    x = 1,880.52

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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.