Home / 7,821.52-10,795.60-4,835.56

Finding the Fourth Proportional to 7,821.52, 10,795.60 and 4,835.56

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Solution

The fourth proportional to 7,821.52, 10,795.60 and 4,835.56 is: 6,674.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821.52 : 10,795.60 = 4,835.56 : x
  2. Step 2: Convert to fraction form
    7,821.52/10,795.60 = 4,835.56/x
  3. Step 3: Cross multiply
    7,821.52x = 10,795.60 × 4,835.56
  4. Step 4: Simplify right side
    7,821.52x = 52,202,771.54
  5. Step 5: Solve for x
    x = 52,202,771.54/7,821.52
  6. Step 6: Final answer
    x = 6,674.25

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Double scale
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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.