Home / 7,644.12-10,544.40-4,806.99

Finding the Fourth Proportional to 7,644.12, 10,544.40 and 4,806.99

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Solution

The fourth proportional to 7,644.12, 10,544.40 and 4,806.99 is: 6,630.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.12 : 10,544.40 = 4,806.99 : x
  2. Step 2: Convert to fraction form
    7,644.12/10,544.40 = 4,806.99/x
  3. Step 3: Cross multiply
    7,644.12x = 10,544.40 × 4,806.99
  4. Step 4: Simplify right side
    7,644.12x = 50,686,825.36
  5. Step 5: Solve for x
    x = 50,686,825.36/7,644.12
  6. Step 6: Final answer
    x = 6,630.83

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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.