Home / 6,088.20-8,399.74-3,398.98

Finding the Fourth Proportional to 6,088.20, 8,399.74 and 3,398.98

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Solution

The fourth proportional to 6,088.20, 8,399.74 and 3,398.98 is: 4,689.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,088.20 : 8,399.74 = 3,398.98 : x
  2. Step 2: Convert to fraction form
    6,088.20/8,399.74 = 3,398.98/x
  3. Step 3: Cross multiply
    6,088.20x = 8,399.74 × 3,398.98
  4. Step 4: Simplify right side
    6,088.20x = 28,550,548.27
  5. Step 5: Solve for x
    x = 28,550,548.27/6,088.20
  6. Step 6: Final answer
    x = 4,689.49

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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.