Home / 4,221.81-5,826-2,333.57

Finding the Fourth Proportional to 4,221.81, 5,826 and 2,333.57

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Solution

The fourth proportional to 4,221.81, 5,826 and 2,333.57 is: 3,220.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.81 : 5,826 = 2,333.57 : x
  2. Step 2: Convert to fraction form
    4,221.81/5,826 = 2,333.57/x
  3. Step 3: Cross multiply
    4,221.81x = 5,826 × 2,333.57
  4. Step 4: Simplify right side
    4,221.81x = 13,595,393.39
  5. Step 5: Solve for x
    x = 13,595,393.39/4,221.81
  6. Step 6: Final answer
    x = 3,220.28

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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.