Home / 6,450.46-8,901.74-3,618.46

Finding the Fourth Proportional to 6,450.46, 8,901.74 and 3,618.46

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Solution

The fourth proportional to 6,450.46, 8,901.74 and 3,618.46 is: 4,993.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.46 : 8,901.74 = 3,618.46 : x
  2. Step 2: Convert to fraction form
    6,450.46/8,901.74 = 3,618.46/x
  3. Step 3: Cross multiply
    6,450.46x = 8,901.74 × 3,618.46
  4. Step 4: Simplify right side
    6,450.46x = 32,210,590.12
  5. Step 5: Solve for x
    x = 32,210,590.12/6,450.46
  6. Step 6: Final answer
    x = 4,993.53

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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.