Home / 3,795.84-5,238-2,303.64

Finding the Fourth Proportional to 3,795.84, 5,238 and 2,303.64

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Solution

The fourth proportional to 3,795.84, 5,238 and 2,303.64 is: 3,178.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.84 : 5,238 = 2,303.64 : x
  2. Step 2: Convert to fraction form
    3,795.84/5,238 = 2,303.64/x
  3. Step 3: Cross multiply
    3,795.84x = 5,238 × 2,303.64
  4. Step 4: Simplify right side
    3,795.84x = 12,066,466.32
  5. Step 5: Solve for x
    x = 12,066,466.32/3,795.84
  6. Step 6: Final answer
    x = 3,178.87

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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.