Home / 4,241.70-6,362.55-3,148.20

Finding the Fourth Proportional to 4,241.70, 6,362.55 and 3,148.20

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Solution

The fourth proportional to 4,241.70, 6,362.55 and 3,148.20 is: 4,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,241.70 : 6,362.55 = 3,148.20 : x
  2. Step 2: Convert to fraction form
    4,241.70/6,362.55 = 3,148.20/x
  3. Step 3: Cross multiply
    4,241.70x = 6,362.55 × 3,148.20
  4. Step 4: Simplify right side
    4,241.70x = 20,030,579.91
  5. Step 5: Solve for x
    x = 20,030,579.91/4,241.70
  6. Step 6: Final answer
    x = 4,722.30

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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.