Home / 8,682.24-11,981.45-4,703.37

Finding the Fourth Proportional to 8,682.24, 11,981.45 and 4,703.37

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Solution

The fourth proportional to 8,682.24, 11,981.45 and 4,703.37 is: 6,490.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.24 : 11,981.45 = 4,703.37 : x
  2. Step 2: Convert to fraction form
    8,682.24/11,981.45 = 4,703.37/x
  3. Step 3: Cross multiply
    8,682.24x = 11,981.45 × 4,703.37
  4. Step 4: Simplify right side
    8,682.24x = 56,353,132.58
  5. Step 5: Solve for x
    x = 56,353,132.58/8,682.24
  6. Step 6: Final answer
    x = 6,490.62

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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.