Home / 4,217.32-5,821.86-2,448.28

Finding the Fourth Proportional to 4,217.32, 5,821.86 and 2,448.28

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Solution

The fourth proportional to 4,217.32, 5,821.86 and 2,448.28 is: 3,379.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.32 : 5,821.86 = 2,448.28 : x
  2. Step 2: Convert to fraction form
    4,217.32/5,821.86 = 2,448.28/x
  3. Step 3: Cross multiply
    4,217.32x = 5,821.86 × 2,448.28
  4. Step 4: Simplify right side
    4,217.32x = 14,253,543.40
  5. Step 5: Solve for x
    x = 14,253,543.40/4,217.32
  6. Step 6: Final answer
    x = 3,379.76

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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.