Home / 8,240.24-11,372.11-4,703.98

Finding the Fourth Proportional to 8,240.24, 11,372.11 and 4,703.98

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Solution

The fourth proportional to 8,240.24, 11,372.11 and 4,703.98 is: 6,491.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.24 : 11,372.11 = 4,703.98 : x
  2. Step 2: Convert to fraction form
    8,240.24/11,372.11 = 4,703.98/x
  3. Step 3: Cross multiply
    8,240.24x = 11,372.11 × 4,703.98
  4. Step 4: Simplify right side
    8,240.24x = 53,494,178.00
  5. Step 5: Solve for x
    x = 53,494,178.00/8,240.24
  6. Step 6: Final answer
    x = 6,491.82

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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.