Home / 4,113.48-6,173.67-2,140.32

Finding the Fourth Proportional to 4,113.48, 6,173.67 and 2,140.32

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Solution

The fourth proportional to 4,113.48, 6,173.67 and 2,140.32 is: 3,212.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.48 : 6,173.67 = 2,140.32 : x
  2. Step 2: Convert to fraction form
    4,113.48/6,173.67 = 2,140.32/x
  3. Step 3: Cross multiply
    4,113.48x = 6,173.67 × 2,140.32
  4. Step 4: Simplify right side
    4,113.48x = 13,213,629.37
  5. Step 5: Solve for x
    x = 13,213,629.37/4,113.48
  6. Step 6: Final answer
    x = 3,212.28

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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.