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Finding the Fourth Proportional to 7,054.60, 9,734.97 and 4,070.25

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Solution

The fourth proportional to 7,054.60, 9,734.97 and 4,070.25 is: 5,616.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054.60 : 9,734.97 = 4,070.25 : x
  2. Step 2: Convert to fraction form
    7,054.60/9,734.97 = 4,070.25/x
  3. Step 3: Cross multiply
    7,054.60x = 9,734.97 × 4,070.25
  4. Step 4: Simplify right side
    7,054.60x = 39,623,741.29
  5. Step 5: Solve for x
    x = 39,623,741.29/7,054.60
  6. Step 6: Final answer
    x = 5,616.73

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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.