Home / 4,491.36-6,202.88-4,002.72

Finding the Fourth Proportional to 4,491.36, 6,202.88 and 4,002.72

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Solution

The fourth proportional to 4,491.36, 6,202.88 and 4,002.72 is: 5,528.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491.36 : 6,202.88 = 4,002.72 : x
  2. Step 2: Convert to fraction form
    4,491.36/6,202.88 = 4,002.72/x
  3. Step 3: Cross multiply
    4,491.36x = 6,202.88 × 4,002.72
  4. Step 4: Simplify right side
    4,491.36x = 24,828,391.83
  5. Step 5: Solve for x
    x = 24,828,391.83/4,491.36
  6. Step 6: Final answer
    x = 5,528.03

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1.5x scale

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.