Home / 4,491.36-6,736.80-1,204.40

Finding the Fourth Proportional to 4,491.36, 6,736.80 and 1,204.40

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Solution

The fourth proportional to 4,491.36, 6,736.80 and 1,204.40 is: 1,806.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491.36 : 6,736.80 = 1,204.40 : x
  2. Step 2: Convert to fraction form
    4,491.36/6,736.80 = 1,204.40/x
  3. Step 3: Cross multiply
    4,491.36x = 6,736.80 × 1,204.40
  4. Step 4: Simplify right side
    4,491.36x = 8,113,801.92
  5. Step 5: Solve for x
    x = 8,113,801.92/4,491.36
  6. Step 6: Final answer
    x = 1,806.54

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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.