Home / 6,724.32-10,090.59-3,956.40

Finding the Fourth Proportional to 6,724.32, 10,090.59 and 3,956.40

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Solution

The fourth proportional to 6,724.32, 10,090.59 and 3,956.40 is: 5,937.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,724.32 : 10,090.59 = 3,956.40 : x
  2. Step 2: Convert to fraction form
    6,724.32/10,090.59 = 3,956.40/x
  3. Step 3: Cross multiply
    6,724.32x = 10,090.59 × 3,956.40
  4. Step 4: Simplify right side
    6,724.32x = 39,922,410.28
  5. Step 5: Solve for x
    x = 39,922,410.28/6,724.32
  6. Step 6: Final answer
    x = 5,937.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.