Home / 10,835.91-16,266.82-6,455.43

Finding the Fourth Proportional to 10,835.91, 16,266.82 and 6,455.43

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Solution

The fourth proportional to 10,835.91, 16,266.82 and 6,455.43 is: 9,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,835.91 : 16,266.82 = 6,455.43 : x
  2. Step 2: Convert to fraction form
    10,835.91/16,266.82 = 6,455.43/x
  3. Step 3: Cross multiply
    10,835.91x = 16,266.82 × 6,455.43
  4. Step 4: Simplify right side
    10,835.91x = 105,009,285.23
  5. Step 5: Solve for x
    x = 105,009,285.23/10,835.91
  6. Step 6: Final answer
    x = 9,690.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.