Home / 7,629.48-11,397.98-4,833.78

Finding the Fourth Proportional to 7,629.48, 11,397.98 and 4,833.78

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Solution

The fourth proportional to 7,629.48, 11,397.98 and 4,833.78 is: 7,221.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.48 : 11,397.98 = 4,833.78 : x
  2. Step 2: Convert to fraction form
    7,629.48/11,397.98 = 4,833.78/x
  3. Step 3: Cross multiply
    7,629.48x = 11,397.98 × 4,833.78
  4. Step 4: Simplify right side
    7,629.48x = 55,095,303.60
  5. Step 5: Solve for x
    x = 55,095,303.60/7,629.48
  6. Step 6: Final answer
    x = 7,221.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.