Home / 3,060.06-4,219.74-2,619.42

Finding the Fourth Proportional to 3,060.06, 4,219.74 and 2,619.42

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Solution

The fourth proportional to 3,060.06, 4,219.74 and 2,619.42 is: 3,612.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.06 : 4,219.74 = 2,619.42 : x
  2. Step 2: Convert to fraction form
    3,060.06/4,219.74 = 2,619.42/x
  3. Step 3: Cross multiply
    3,060.06x = 4,219.74 × 2,619.42
  4. Step 4: Simplify right side
    3,060.06x = 11,053,271.35
  5. Step 5: Solve for x
    x = 11,053,271.35/3,060.06
  6. Step 6: Final answer
    x = 3,612.11

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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.