Home / 4,048.36-6,071.82-1,125.96

Finding the Fourth Proportional to 4,048.36, 6,071.82 and 1,125.96

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Solution

The fourth proportional to 4,048.36, 6,071.82 and 1,125.96 is: 1,688.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.36 : 6,071.82 = 1,125.96 : x
  2. Step 2: Convert to fraction form
    4,048.36/6,071.82 = 1,125.96/x
  3. Step 3: Cross multiply
    4,048.36x = 6,071.82 × 1,125.96
  4. Step 4: Simplify right side
    4,048.36x = 6,836,626.45
  5. Step 5: Solve for x
    x = 6,836,626.45/4,048.36
  6. Step 6: Final answer
    x = 1,688.74

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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.