Home / 6,941.28-9,576.96-4,146.24

Finding the Fourth Proportional to 6,941.28, 9,576.96 and 4,146.24

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Solution

The fourth proportional to 6,941.28, 9,576.96 and 4,146.24 is: 5,720.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,941.28 : 9,576.96 = 4,146.24 : x
  2. Step 2: Convert to fraction form
    6,941.28/9,576.96 = 4,146.24/x
  3. Step 3: Cross multiply
    6,941.28x = 9,576.96 × 4,146.24
  4. Step 4: Simplify right side
    6,941.28x = 39,708,374.63
  5. Step 5: Solve for x
    x = 39,708,374.63/6,941.28
  6. Step 6: Final answer
    x = 5,720.61

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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.