Home / 6,941.64-9,579.46-3,957.48

Finding the Fourth Proportional to 6,941.64, 9,579.46 and 3,957.48

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Solution

The fourth proportional to 6,941.64, 9,579.46 and 3,957.48 is: 5,461.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,941.64 : 9,579.46 = 3,957.48 : x
  2. Step 2: Convert to fraction form
    6,941.64/9,579.46 = 3,957.48/x
  3. Step 3: Cross multiply
    6,941.64x = 9,579.46 × 3,957.48
  4. Step 4: Simplify right side
    6,941.64x = 37,910,521.36
  5. Step 5: Solve for x
    x = 37,910,521.36/6,941.64
  6. Step 6: Final answer
    x = 5,461.32

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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.