Home / 3,368.13-5,018.72-3,000.09

Finding the Fourth Proportional to 3,368.13, 5,018.72 and 3,000.09

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Solution

The fourth proportional to 3,368.13, 5,018.72 and 3,000.09 is: 4,470.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.13 : 5,018.72 = 3,000.09 : x
  2. Step 2: Convert to fraction form
    3,368.13/5,018.72 = 3,000.09/x
  3. Step 3: Cross multiply
    3,368.13x = 5,018.72 × 3,000.09
  4. Step 4: Simplify right side
    3,368.13x = 15,056,611.68
  5. Step 5: Solve for x
    x = 15,056,611.68/3,368.13
  6. Step 6: Final answer
    x = 4,470.32

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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.