Home / 8,285.87-11,434.44-4,509.04

Finding the Fourth Proportional to 8,285.87, 11,434.44 and 4,509.04

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Solution

The fourth proportional to 8,285.87, 11,434.44 and 4,509.04 is: 6,222.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285.87 : 11,434.44 = 4,509.04 : x
  2. Step 2: Convert to fraction form
    8,285.87/11,434.44 = 4,509.04/x
  3. Step 3: Cross multiply
    8,285.87x = 11,434.44 × 4,509.04
  4. Step 4: Simplify right side
    8,285.87x = 51,558,347.34
  5. Step 5: Solve for x
    x = 51,558,347.34/8,285.87
  6. Step 6: Final answer
    x = 6,222.44

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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.