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Finding the Fourth Proportional to 7,503.77, 11,252.90 and 2,572.08

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Solution

The fourth proportional to 7,503.77, 11,252.90 and 2,572.08 is: 3,857.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,503.77 : 11,252.90 = 2,572.08 : x
  2. Step 2: Convert to fraction form
    7,503.77/11,252.90 = 2,572.08/x
  3. Step 3: Cross multiply
    7,503.77x = 11,252.90 × 2,572.08
  4. Step 4: Simplify right side
    7,503.77x = 28,943,346.17
  5. Step 5: Solve for x
    x = 28,943,346.17/7,503.77
  6. Step 6: Final answer
    x = 3,857.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.