Home / 6,219.49-8,583.29-3,424.99

Finding the Fourth Proportional to 6,219.49, 8,583.29 and 3,424.99

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Solution

The fourth proportional to 6,219.49, 8,583.29 and 3,424.99 is: 4,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.49 : 8,583.29 = 3,424.99 : x
  2. Step 2: Convert to fraction form
    6,219.49/8,583.29 = 3,424.99/x
  3. Step 3: Cross multiply
    6,219.49x = 8,583.29 × 3,424.99
  4. Step 4: Simplify right side
    6,219.49x = 29,397,682.42
  5. Step 5: Solve for x
    x = 29,397,682.42/6,219.49
  6. Step 6: Final answer
    x = 4,726.70

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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.