Home / 6,941.12-9,579.20-3,956.54

Finding the Fourth Proportional to 6,941.12, 9,579.20 and 3,956.54

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Solution

The fourth proportional to 6,941.12, 9,579.20 and 3,956.54 is: 5,460.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,941.12 : 9,579.20 = 3,956.54 : x
  2. Step 2: Convert to fraction form
    6,941.12/9,579.20 = 3,956.54/x
  3. Step 3: Cross multiply
    6,941.12x = 9,579.20 × 3,956.54
  4. Step 4: Simplify right side
    6,941.12x = 37,900,420.29
  5. Step 5: Solve for x
    x = 37,900,420.29/6,941.12
  6. Step 6: Final answer
    x = 5,460.28

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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.