Home / 9,412.77-14,120.46-3,174.57

Finding the Fourth Proportional to 9,412.77, 14,120.46 and 3,174.57

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Solution

The fourth proportional to 9,412.77, 14,120.46 and 3,174.57 is: 4,762.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,412.77 : 14,120.46 = 3,174.57 : x
  2. Step 2: Convert to fraction form
    9,412.77/14,120.46 = 3,174.57/x
  3. Step 3: Cross multiply
    9,412.77x = 14,120.46 × 3,174.57
  4. Step 4: Simplify right side
    9,412.77x = 44,826,388.70
  5. Step 5: Solve for x
    x = 44,826,388.70/9,412.77
  6. Step 6: Final answer
    x = 4,762.30

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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.