Home / 3,077.04-4,615.44-1,227.60

Finding the Fourth Proportional to 3,077.04, 4,615.44 and 1,227.60

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Solution

The fourth proportional to 3,077.04, 4,615.44 and 1,227.60 is: 1,841.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.04 : 4,615.44 = 1,227.60 : x
  2. Step 2: Convert to fraction form
    3,077.04/4,615.44 = 1,227.60/x
  3. Step 3: Cross multiply
    3,077.04x = 4,615.44 × 1,227.60
  4. Step 4: Simplify right side
    3,077.04x = 5,665,914.14
  5. Step 5: Solve for x
    x = 5,665,914.14/3,077.04
  6. Step 6: Final answer
    x = 1,841.35

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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.