Home / 5,157.63-7,736.37-1,262.07

Finding the Fourth Proportional to 5,157.63, 7,736.37 and 1,262.07

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Solution

The fourth proportional to 5,157.63, 7,736.37 and 1,262.07 is: 1,893.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157.63 : 7,736.37 = 1,262.07 : x
  2. Step 2: Convert to fraction form
    5,157.63/7,736.37 = 1,262.07/x
  3. Step 3: Cross multiply
    5,157.63x = 7,736.37 × 1,262.07
  4. Step 4: Simplify right side
    5,157.63x = 9,763,840.49
  5. Step 5: Solve for x
    x = 9,763,840.49/5,157.63
  6. Step 6: Final answer
    x = 1,893.09

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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.