Home / 6,329.50-8,727.60-4,088.42

Finding the Fourth Proportional to 6,329.50, 8,727.60 and 4,088.42

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Solution

The fourth proportional to 6,329.50, 8,727.60 and 4,088.42 is: 5,637.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329.50 : 8,727.60 = 4,088.42 : x
  2. Step 2: Convert to fraction form
    6,329.50/8,727.60 = 4,088.42/x
  3. Step 3: Cross multiply
    6,329.50x = 8,727.60 × 4,088.42
  4. Step 4: Simplify right side
    6,329.50x = 35,682,094.39
  5. Step 5: Solve for x
    x = 35,682,094.39/6,329.50
  6. Step 6: Final answer
    x = 5,637.43

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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.