Home / 6,219.41-8,582.14-3,529.77

Finding the Fourth Proportional to 6,219.41, 8,582.14 and 3,529.77

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Solution

The fourth proportional to 6,219.41, 8,582.14 and 3,529.77 is: 4,870.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.41 : 8,582.14 = 3,529.77 : x
  2. Step 2: Convert to fraction form
    6,219.41/8,582.14 = 3,529.77/x
  3. Step 3: Cross multiply
    6,219.41x = 8,582.14 × 3,529.77
  4. Step 4: Simplify right side
    6,219.41x = 30,292,962.66
  5. Step 5: Solve for x
    x = 30,292,962.66/6,219.41
  6. Step 6: Final answer
    x = 4,870.71

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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.