Home / 8,359.30-12,587.80-6,183.34

Finding the Fourth Proportional to 8,359.30, 12,587.80 and 6,183.34

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Solution

The fourth proportional to 8,359.30, 12,587.80 and 6,183.34 is: 9,311.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,359.30 : 12,587.80 = 6,183.34 : x
  2. Step 2: Convert to fraction form
    8,359.30/12,587.80 = 6,183.34/x
  3. Step 3: Cross multiply
    8,359.30x = 12,587.80 × 6,183.34
  4. Step 4: Simplify right side
    8,359.30x = 77,834,647.25
  5. Step 5: Solve for x
    x = 77,834,647.25/8,359.30
  6. Step 6: Final answer
    x = 9,311.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.