Home / 6,354.08-8,768.51-3,521.34

Finding the Fourth Proportional to 6,354.08, 8,768.51 and 3,521.34

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Solution

The fourth proportional to 6,354.08, 8,768.51 and 3,521.34 is: 4,859.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,354.08 : 8,768.51 = 3,521.34 : x
  2. Step 2: Convert to fraction form
    6,354.08/8,768.51 = 3,521.34/x
  3. Step 3: Cross multiply
    6,354.08x = 8,768.51 × 3,521.34
  4. Step 4: Simplify right side
    6,354.08x = 30,876,905.00
  5. Step 5: Solve for x
    x = 30,876,905.00/6,354.08
  6. Step 6: Final answer
    x = 4,859.39

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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.