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Finding the Fourth Proportional to 7,053.36, 9,733.32 and 4,069.72

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Solution

The fourth proportional to 7,053.36, 9,733.32 and 4,069.72 is: 5,616.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,053.36 : 9,733.32 = 4,069.72 : x
  2. Step 2: Convert to fraction form
    7,053.36/9,733.32 = 4,069.72/x
  3. Step 3: Cross multiply
    7,053.36x = 9,733.32 × 4,069.72
  4. Step 4: Simplify right side
    7,053.36x = 39,611,887.07
  5. Step 5: Solve for x
    x = 39,611,887.07/7,053.36
  6. Step 6: Final answer
    x = 5,616.03

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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.