Home / 6,689.34-9,226.58-4,450.10

Finding the Fourth Proportional to 6,689.34, 9,226.58 and 4,450.10

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Solution

The fourth proportional to 6,689.34, 9,226.58 and 4,450.10 is: 6,137.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,689.34 : 9,226.58 = 4,450.10 : x
  2. Step 2: Convert to fraction form
    6,689.34/9,226.58 = 4,450.10/x
  3. Step 3: Cross multiply
    6,689.34x = 9,226.58 × 4,450.10
  4. Step 4: Simplify right side
    6,689.34x = 41,059,135.27
  5. Step 5: Solve for x
    x = 41,059,135.27/6,689.34
  6. Step 6: Final answer
    x = 6,137.99

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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.