Home / 3,847.56-5,298.44-3,343.18

Finding the Fourth Proportional to 3,847.56, 5,298.44 and 3,343.18

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Solution

The fourth proportional to 3,847.56, 5,298.44 and 3,343.18 is: 4,603.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847.56 : 5,298.44 = 3,343.18 : x
  2. Step 2: Convert to fraction form
    3,847.56/5,298.44 = 3,343.18/x
  3. Step 3: Cross multiply
    3,847.56x = 5,298.44 × 3,343.18
  4. Step 4: Simplify right side
    3,847.56x = 17,713,638.64
  5. Step 5: Solve for x
    x = 17,713,638.64/3,847.56
  6. Step 6: Final answer
    x = 4,603.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.