Home / 5,314.20-7,333.80-2,956.32

Finding the Fourth Proportional to 5,314.20, 7,333.80 and 2,956.32

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Solution

The fourth proportional to 5,314.20, 7,333.80 and 2,956.32 is: 4,079.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314.20 : 7,333.80 = 2,956.32 : x
  2. Step 2: Convert to fraction form
    5,314.20/7,333.80 = 2,956.32/x
  3. Step 3: Cross multiply
    5,314.20x = 7,333.80 × 2,956.32
  4. Step 4: Simplify right side
    5,314.20x = 21,681,059.62
  5. Step 5: Solve for x
    x = 21,681,059.62/5,314.20
  6. Step 6: Final answer
    x = 4,079.84

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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.