Home / 6,218.13-8,581.02-3,423.63

Finding the Fourth Proportional to 6,218.13, 8,581.02 and 3,423.63

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Solution

The fourth proportional to 6,218.13, 8,581.02 and 3,423.63 is: 4,724.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.13 : 8,581.02 = 3,423.63 : x
  2. Step 2: Convert to fraction form
    6,218.13/8,581.02 = 3,423.63/x
  3. Step 3: Cross multiply
    6,218.13x = 8,581.02 × 3,423.63
  4. Step 4: Simplify right side
    6,218.13x = 29,378,237.50
  5. Step 5: Solve for x
    x = 29,378,237.50/6,218.13
  6. Step 6: Final answer
    x = 4,724.61

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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.