Home / 5,341.46-8,012.66-3,118.94

Finding the Fourth Proportional to 5,341.46, 8,012.66 and 3,118.94

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Solution

The fourth proportional to 5,341.46, 8,012.66 and 3,118.94 is: 4,678.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341.46 : 8,012.66 = 3,118.94 : x
  2. Step 2: Convert to fraction form
    5,341.46/8,012.66 = 3,118.94/x
  3. Step 3: Cross multiply
    5,341.46x = 8,012.66 × 3,118.94
  4. Step 4: Simplify right side
    5,341.46x = 24,991,005.78
  5. Step 5: Solve for x
    x = 24,991,005.78/5,341.46
  6. Step 6: Final answer
    x = 4,678.68

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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.