Home / 3,019.22-4,529.22-1,071.44

Finding the Fourth Proportional to 3,019.22, 4,529.22 and 1,071.44

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Solution

The fourth proportional to 3,019.22, 4,529.22 and 1,071.44 is: 1,607.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.22 : 4,529.22 = 1,071.44 : x
  2. Step 2: Convert to fraction form
    3,019.22/4,529.22 = 1,071.44/x
  3. Step 3: Cross multiply
    3,019.22x = 4,529.22 × 1,071.44
  4. Step 4: Simplify right side
    3,019.22x = 4,852,798.80
  5. Step 5: Solve for x
    x = 4,852,798.80/3,019.22
  6. Step 6: Final answer
    x = 1,607.30

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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.