Home / 2,443.04-3,370.80-1,656.80

Finding the Fourth Proportional to 2,443.04, 3,370.80 and 1,656.80

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Solution

The fourth proportional to 2,443.04, 3,370.80 and 1,656.80 is: 2,285.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,443.04 : 3,370.80 = 1,656.80 : x
  2. Step 2: Convert to fraction form
    2,443.04/3,370.80 = 1,656.80/x
  3. Step 3: Cross multiply
    2,443.04x = 3,370.80 × 1,656.80
  4. Step 4: Simplify right side
    2,443.04x = 5,584,741.44
  5. Step 5: Solve for x
    x = 5,584,741.44/2,443.04
  6. Step 6: Final answer
    x = 2,285.98

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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.