Home / 10,828.24-14,896.10-8,834.40

Finding the Fourth Proportional to 10,828.24, 14,896.10 and 8,834.40

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Solution

The fourth proportional to 10,828.24, 14,896.10 and 8,834.40 is: 12,153.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,828.24 : 14,896.10 = 8,834.40 : x
  2. Step 2: Convert to fraction form
    10,828.24/14,896.10 = 8,834.40/x
  3. Step 3: Cross multiply
    10,828.24x = 14,896.10 × 8,834.40
  4. Step 4: Simplify right side
    10,828.24x = 131,598,105.84
  5. Step 5: Solve for x
    x = 131,598,105.84/10,828.24
  6. Step 6: Final answer
    x = 12,153.23

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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.