Home / 7,928.70-10,941.74-4,343.61

Finding the Fourth Proportional to 7,928.70, 10,941.74 and 4,343.61

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Solution

The fourth proportional to 7,928.70, 10,941.74 and 4,343.61 is: 5,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928.70 : 10,941.74 = 4,343.61 : x
  2. Step 2: Convert to fraction form
    7,928.70/10,941.74 = 4,343.61/x
  3. Step 3: Cross multiply
    7,928.70x = 10,941.74 × 4,343.61
  4. Step 4: Simplify right side
    7,928.70x = 47,526,651.28
  5. Step 5: Solve for x
    x = 47,526,651.28/7,928.70
  6. Step 6: Final answer
    x = 5,994.26

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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.