Home / 8,225.49-12,339.41-3,030.96

Finding the Fourth Proportional to 8,225.49, 12,339.41 and 3,030.96

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Solution

The fourth proportional to 8,225.49, 12,339.41 and 3,030.96 is: 4,546.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225.49 : 12,339.41 = 3,030.96 : x
  2. Step 2: Convert to fraction form
    8,225.49/12,339.41 = 3,030.96/x
  3. Step 3: Cross multiply
    8,225.49x = 12,339.41 × 3,030.96
  4. Step 4: Simplify right side
    8,225.49x = 37,400,242.98
  5. Step 5: Solve for x
    x = 37,400,242.98/8,225.49
  6. Step 6: Final answer
    x = 4,546.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.