Home / 6,450.31-8,898.25-4,063.15

Finding the Fourth Proportional to 6,450.31, 8,898.25 and 4,063.15

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Solution

The fourth proportional to 6,450.31, 8,898.25 and 4,063.15 is: 5,605.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.31 : 8,898.25 = 4,063.15 : x
  2. Step 2: Convert to fraction form
    6,450.31/8,898.25 = 4,063.15/x
  3. Step 3: Cross multiply
    6,450.31x = 8,898.25 × 4,063.15
  4. Step 4: Simplify right side
    6,450.31x = 36,154,924.49
  5. Step 5: Solve for x
    x = 36,154,924.49/6,450.31
  6. Step 6: Final answer
    x = 5,605.15

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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.