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Finding the Fourth Proportional to 3,795.79, 5,237.68 and 2,303.77

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Solution

The fourth proportional to 3,795.79, 5,237.68 and 2,303.77 is: 3,178.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.79 : 5,237.68 = 2,303.77 : x
  2. Step 2: Convert to fraction form
    3,795.79/5,237.68 = 2,303.77/x
  3. Step 3: Cross multiply
    3,795.79x = 5,237.68 × 2,303.77
  4. Step 4: Simplify right side
    3,795.79x = 12,066,410.05
  5. Step 5: Solve for x
    x = 12,066,410.05/3,795.79
  6. Step 6: Final answer
    x = 3,178.89

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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.