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Finding the Fourth Proportional to 6,652.48, 9,975.83 and 1,907.60

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Solution

The fourth proportional to 6,652.48, 9,975.83 and 1,907.60 is: 2,860.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.48 : 9,975.83 = 1,907.60 : x
  2. Step 2: Convert to fraction form
    6,652.48/9,975.83 = 1,907.60/x
  3. Step 3: Cross multiply
    6,652.48x = 9,975.83 × 1,907.60
  4. Step 4: Simplify right side
    6,652.48x = 19,029,850.40
  5. Step 5: Solve for x
    x = 19,029,850.40/6,652.48
  6. Step 6: Final answer
    x = 2,860.56

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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.