Home / 3,550.02-5,327.66-1,330.89

Finding the Fourth Proportional to 3,550.02, 5,327.66 and 1,330.89

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Solution

The fourth proportional to 3,550.02, 5,327.66 and 1,330.89 is: 1,997.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.02 : 5,327.66 = 1,330.89 : x
  2. Step 2: Convert to fraction form
    3,550.02/5,327.66 = 1,330.89/x
  3. Step 3: Cross multiply
    3,550.02x = 5,327.66 × 1,330.89
  4. Step 4: Simplify right side
    3,550.02x = 7,090,529.42
  5. Step 5: Solve for x
    x = 7,090,529.42/3,550.02
  6. Step 6: Final answer
    x = 1,997.32

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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.