Home / 3,019.32-4,528.80-1,170.36

Finding the Fourth Proportional to 3,019.32, 4,528.80 and 1,170.36

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Solution

The fourth proportional to 3,019.32, 4,528.80 and 1,170.36 is: 1,755.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.32 : 4,528.80 = 1,170.36 : x
  2. Step 2: Convert to fraction form
    3,019.32/4,528.80 = 1,170.36/x
  3. Step 3: Cross multiply
    3,019.32x = 4,528.80 × 1,170.36
  4. Step 4: Simplify right side
    3,019.32x = 5,300,326.37
  5. Step 5: Solve for x
    x = 5,300,326.37/3,019.32
  6. Step 6: Final answer
    x = 1,755.47

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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.