Home / 6,219.86-8,583.09-3,424.82

Finding the Fourth Proportional to 6,219.86, 8,583.09 and 3,424.82

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Solution

The fourth proportional to 6,219.86, 8,583.09 and 3,424.82 is: 4,726.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.86 : 8,583.09 = 3,424.82 : x
  2. Step 2: Convert to fraction form
    6,219.86/8,583.09 = 3,424.82/x
  3. Step 3: Cross multiply
    6,219.86x = 8,583.09 × 3,424.82
  4. Step 4: Simplify right side
    6,219.86x = 29,395,538.29
  5. Step 5: Solve for x
    x = 29,395,538.29/6,219.86
  6. Step 6: Final answer
    x = 4,726.08

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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.