Home / 3,466.44-5,199.66-1,386.30

Finding the Fourth Proportional to 3,466.44, 5,199.66 and 1,386.30

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Solution

The fourth proportional to 3,466.44, 5,199.66 and 1,386.30 is: 2,079.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466.44 : 5,199.66 = 1,386.30 : x
  2. Step 2: Convert to fraction form
    3,466.44/5,199.66 = 1,386.30/x
  3. Step 3: Cross multiply
    3,466.44x = 5,199.66 × 1,386.30
  4. Step 4: Simplify right side
    3,466.44x = 7,208,288.66
  5. Step 5: Solve for x
    x = 7,208,288.66/3,466.44
  6. Step 6: Final answer
    x = 2,079.45

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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.