Home / 4,623.21-6,378.48-2,632.36

Finding the Fourth Proportional to 4,623.21, 6,378.48 and 2,632.36

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Solution

The fourth proportional to 4,623.21, 6,378.48 and 2,632.36 is: 3,631.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,623.21 : 6,378.48 = 2,632.36 : x
  2. Step 2: Convert to fraction form
    4,623.21/6,378.48 = 2,632.36/x
  3. Step 3: Cross multiply
    4,623.21x = 6,378.48 × 2,632.36
  4. Step 4: Simplify right side
    4,623.21x = 16,790,442.45
  5. Step 5: Solve for x
    x = 16,790,442.45/4,623.21
  6. Step 6: Final answer
    x = 3,631.77

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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.