Home / 6,436.74-8,882.94-3,604.08

Finding the Fourth Proportional to 6,436.74, 8,882.94 and 3,604.08

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Solution

The fourth proportional to 6,436.74, 8,882.94 and 3,604.08 is: 4,973.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436.74 : 8,882.94 = 3,604.08 : x
  2. Step 2: Convert to fraction form
    6,436.74/8,882.94 = 3,604.08/x
  3. Step 3: Cross multiply
    6,436.74x = 8,882.94 × 3,604.08
  4. Step 4: Simplify right side
    6,436.74x = 32,014,826.40
  5. Step 5: Solve for x
    x = 32,014,826.40/6,436.74
  6. Step 6: Final answer
    x = 4,973.76

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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.