Home / 6,941.35-9,579.29-3,957.13

Finding the Fourth Proportional to 6,941.35, 9,579.29 and 3,957.13

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Solution

The fourth proportional to 6,941.35, 9,579.29 and 3,957.13 is: 5,460.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,941.35 : 9,579.29 = 3,957.13 : x
  2. Step 2: Convert to fraction form
    6,941.35/9,579.29 = 3,957.13/x
  3. Step 3: Cross multiply
    6,941.35x = 9,579.29 × 3,957.13
  4. Step 4: Simplify right side
    6,941.35x = 37,906,428.16
  5. Step 5: Solve for x
    x = 37,906,428.16/6,941.35
  6. Step 6: Final answer
    x = 5,460.96

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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.