Home / 4,622.48-6,378.88-2,633.32

Finding the Fourth Proportional to 4,622.48, 6,378.88 and 2,633.32

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Solution

The fourth proportional to 4,622.48, 6,378.88 and 2,633.32 is: 3,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.48 : 6,378.88 = 2,633.32 : x
  2. Step 2: Convert to fraction form
    4,622.48/6,378.88 = 2,633.32/x
  3. Step 3: Cross multiply
    4,622.48x = 6,378.88 × 2,633.32
  4. Step 4: Simplify right side
    4,622.48x = 16,797,632.28
  5. Step 5: Solve for x
    x = 16,797,632.28/4,622.48
  6. Step 6: Final answer
    x = 3,633.90

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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.