Home / 7,112.33-10,646.60-4,641.83

Finding the Fourth Proportional to 7,112.33, 10,646.60 and 4,641.83

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Solution

The fourth proportional to 7,112.33, 10,646.60 and 4,641.83 is: 6,948.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112.33 : 10,646.60 = 4,641.83 : x
  2. Step 2: Convert to fraction form
    7,112.33/10,646.60 = 4,641.83/x
  3. Step 3: Cross multiply
    7,112.33x = 10,646.60 × 4,641.83
  4. Step 4: Simplify right side
    7,112.33x = 49,419,630.84
  5. Step 5: Solve for x
    x = 49,419,630.84/7,112.33
  6. Step 6: Final answer
    x = 6,948.45

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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.