Home / 4,719.97-7,054.52-4,122.30

Finding the Fourth Proportional to 4,719.97, 7,054.52 and 4,122.30

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Solution

The fourth proportional to 4,719.97, 7,054.52 and 4,122.30 is: 6,161.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.97 : 7,054.52 = 4,122.30 : x
  2. Step 2: Convert to fraction form
    4,719.97/7,054.52 = 4,122.30/x
  3. Step 3: Cross multiply
    4,719.97x = 7,054.52 × 4,122.30
  4. Step 4: Simplify right side
    4,719.97x = 29,080,827.18
  5. Step 5: Solve for x
    x = 29,080,827.18/4,719.97
  6. Step 6: Final answer
    x = 6,161.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.