Home / 3,307.37-4,961.55-1,115.51

Finding the Fourth Proportional to 3,307.37, 4,961.55 and 1,115.51

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Solution

The fourth proportional to 3,307.37, 4,961.55 and 1,115.51 is: 1,673.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.37 : 4,961.55 = 1,115.51 : x
  2. Step 2: Convert to fraction form
    3,307.37/4,961.55 = 1,115.51/x
  3. Step 3: Cross multiply
    3,307.37x = 4,961.55 × 1,115.51
  4. Step 4: Simplify right side
    3,307.37x = 5,534,638.02
  5. Step 5: Solve for x
    x = 5,534,638.02/3,307.37
  6. Step 6: Final answer
    x = 1,673.43

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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.