Home / 5,637.37-8,453.97-1,938.58

Finding the Fourth Proportional to 5,637.37, 8,453.97 and 1,938.58

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Solution

The fourth proportional to 5,637.37, 8,453.97 and 1,938.58 is: 2,907.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.37 : 8,453.97 = 1,938.58 : x
  2. Step 2: Convert to fraction form
    5,637.37/8,453.97 = 1,938.58/x
  3. Step 3: Cross multiply
    5,637.37x = 8,453.97 × 1,938.58
  4. Step 4: Simplify right side
    5,637.37x = 16,388,697.16
  5. Step 5: Solve for x
    x = 16,388,697.16/5,637.37
  6. Step 6: Final answer
    x = 2,907.15

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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.