Home / 3,009.16-4,509.97-1,448.74

Finding the Fourth Proportional to 3,009.16, 4,509.97 and 1,448.74

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Solution

The fourth proportional to 3,009.16, 4,509.97 and 1,448.74 is: 2,171.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.16 : 4,509.97 = 1,448.74 : x
  2. Step 2: Convert to fraction form
    3,009.16/4,509.97 = 1,448.74/x
  3. Step 3: Cross multiply
    3,009.16x = 4,509.97 × 1,448.74
  4. Step 4: Simplify right side
    3,009.16x = 6,533,773.94
  5. Step 5: Solve for x
    x = 6,533,773.94/3,009.16
  6. Step 6: Final answer
    x = 2,171.29

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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.