Home / 6,941.45-9,579.52-3,957.56

Finding the Fourth Proportional to 6,941.45, 9,579.52 and 3,957.56

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Solution

The fourth proportional to 6,941.45, 9,579.52 and 3,957.56 is: 5,461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,941.45 : 9,579.52 = 3,957.56 : x
  2. Step 2: Convert to fraction form
    6,941.45/9,579.52 = 3,957.56/x
  3. Step 3: Cross multiply
    6,941.45x = 9,579.52 × 3,957.56
  4. Step 4: Simplify right side
    6,941.45x = 37,911,495.88
  5. Step 5: Solve for x
    x = 37,911,495.88/6,941.45
  6. Step 6: Final answer
    x = 5,461.61

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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.