Home / 3,219.18-4,822.06-2,048.58

Finding the Fourth Proportional to 3,219.18, 4,822.06 and 2,048.58

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Solution

The fourth proportional to 3,219.18, 4,822.06 and 2,048.58 is: 3,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219.18 : 4,822.06 = 2,048.58 : x
  2. Step 2: Convert to fraction form
    3,219.18/4,822.06 = 2,048.58/x
  3. Step 3: Cross multiply
    3,219.18x = 4,822.06 × 2,048.58
  4. Step 4: Simplify right side
    3,219.18x = 9,878,382.19
  5. Step 5: Solve for x
    x = 9,878,382.19/3,219.18
  6. Step 6: Final answer
    x = 3,068.60

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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.