Home / 7,837.44-11,740.75-4,543.60

Finding the Fourth Proportional to 7,837.44, 11,740.75 and 4,543.60

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Solution

The fourth proportional to 7,837.44, 11,740.75 and 4,543.60 is: 6,806.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.44 : 11,740.75 = 4,543.60 : x
  2. Step 2: Convert to fraction form
    7,837.44/11,740.75 = 4,543.60/x
  3. Step 3: Cross multiply
    7,837.44x = 11,740.75 × 4,543.60
  4. Step 4: Simplify right side
    7,837.44x = 53,345,271.70
  5. Step 5: Solve for x
    x = 53,345,271.70/7,837.44
  6. Step 6: Final answer
    x = 6,806.47

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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.