Home / 8,814.49-12,165.95-6,896.52

Finding the Fourth Proportional to 8,814.49, 12,165.95 and 6,896.52

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Solution

The fourth proportional to 8,814.49, 12,165.95 and 6,896.52 is: 9,518.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.49 : 12,165.95 = 6,896.52 : x
  2. Step 2: Convert to fraction form
    8,814.49/12,165.95 = 6,896.52/x
  3. Step 3: Cross multiply
    8,814.49x = 12,165.95 × 6,896.52
  4. Step 4: Simplify right side
    8,814.49x = 83,902,717.49
  5. Step 5: Solve for x
    x = 83,902,717.49/8,814.49
  6. Step 6: Final answer
    x = 9,518.73

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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.