Home / 3,448.25-5,148.95-3,354.83

Finding the Fourth Proportional to 3,448.25, 5,148.95 and 3,354.83

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Solution

The fourth proportional to 3,448.25, 5,148.95 and 3,354.83 is: 5,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.25 : 5,148.95 = 3,354.83 : x
  2. Step 2: Convert to fraction form
    3,448.25/5,148.95 = 3,354.83/x
  3. Step 3: Cross multiply
    3,448.25x = 5,148.95 × 3,354.83
  4. Step 4: Simplify right side
    3,448.25x = 17,273,809.41
  5. Step 5: Solve for x
    x = 17,273,809.41/3,448.25
  6. Step 6: Final answer
    x = 5,009.45

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.