Home / 4,235.23-5,846.66-2,821.30

Finding the Fourth Proportional to 4,235.23, 5,846.66 and 2,821.30

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Solution

The fourth proportional to 4,235.23, 5,846.66 and 2,821.30 is: 3,894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.23 : 5,846.66 = 2,821.30 : x
  2. Step 2: Convert to fraction form
    4,235.23/5,846.66 = 2,821.30/x
  3. Step 3: Cross multiply
    4,235.23x = 5,846.66 × 2,821.30
  4. Step 4: Simplify right side
    4,235.23x = 16,495,163.71
  5. Step 5: Solve for x
    x = 16,495,163.71/4,235.23
  6. Step 6: Final answer
    x = 3,894.75

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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.