Home / 4,946.84-7,412.58-3,119

Finding the Fourth Proportional to 4,946.84, 7,412.58 and 3,119

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Solution

The fourth proportional to 4,946.84, 7,412.58 and 3,119 is: 4,673.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946.84 : 7,412.58 = 3,119 : x
  2. Step 2: Convert to fraction form
    4,946.84/7,412.58 = 3,119/x
  3. Step 3: Cross multiply
    4,946.84x = 7,412.58 × 3,119
  4. Step 4: Simplify right side
    4,946.84x = 23,119,837.02
  5. Step 5: Solve for x
    x = 23,119,837.02/4,946.84
  6. Step 6: Final answer
    x = 4,673.66

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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.