Home / 3,464.13-4,780.47-1,892.22

Finding the Fourth Proportional to 3,464.13, 4,780.47 and 1,892.22

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Solution

The fourth proportional to 3,464.13, 4,780.47 and 1,892.22 is: 2,611.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.13 : 4,780.47 = 1,892.22 : x
  2. Step 2: Convert to fraction form
    3,464.13/4,780.47 = 1,892.22/x
  3. Step 3: Cross multiply
    3,464.13x = 4,780.47 × 1,892.22
  4. Step 4: Simplify right side
    3,464.13x = 9,045,700.94
  5. Step 5: Solve for x
    x = 9,045,700.94/3,464.13
  6. Step 6: Final answer
    x = 2,611.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.