Home / 10,745.45-14,828.00-6,498.85

Finding the Fourth Proportional to 10,745.45, 14,828.00 and 6,498.85

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Solution

The fourth proportional to 10,745.45, 14,828.00 and 6,498.85 is: 8,967.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745.45 : 14,828.00 = 6,498.85 : x
  2. Step 2: Convert to fraction form
    10,745.45/14,828.00 = 6,498.85/x
  3. Step 3: Cross multiply
    10,745.45x = 14,828.00 × 6,498.85
  4. Step 4: Simplify right side
    10,745.45x = 96,364,960.87
  5. Step 5: Solve for x
    x = 96,364,960.87/10,745.45
  6. Step 6: Final answer
    x = 8,967.98

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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.