Home / 6,218.02-8,580.36-3,423.52

Finding the Fourth Proportional to 6,218.02, 8,580.36 and 3,423.52

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Solution

The fourth proportional to 6,218.02, 8,580.36 and 3,423.52 is: 4,724.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.02 : 8,580.36 = 3,423.52 : x
  2. Step 2: Convert to fraction form
    6,218.02/8,580.36 = 3,423.52/x
  3. Step 3: Cross multiply
    6,218.02x = 8,580.36 × 3,423.52
  4. Step 4: Simplify right side
    6,218.02x = 29,375,034.07
  5. Step 5: Solve for x
    x = 29,375,034.07/6,218.02
  6. Step 6: Final answer
    x = 4,724.18

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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.