Home / 4,553.21-6,832.47-1,920.55

Finding the Fourth Proportional to 4,553.21, 6,832.47 and 1,920.55

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Solution

The fourth proportional to 4,553.21, 6,832.47 and 1,920.55 is: 2,881.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,553.21 : 6,832.47 = 1,920.55 : x
  2. Step 2: Convert to fraction form
    4,553.21/6,832.47 = 1,920.55/x
  3. Step 3: Cross multiply
    4,553.21x = 6,832.47 × 1,920.55
  4. Step 4: Simplify right side
    4,553.21x = 13,122,090.66
  5. Step 5: Solve for x
    x = 13,122,090.66/4,553.21
  6. Step 6: Final answer
    x = 2,881.94

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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.