Home / 3,849.17-5,774.36-1,384.74

Finding the Fourth Proportional to 3,849.17, 5,774.36 and 1,384.74

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Solution

The fourth proportional to 3,849.17, 5,774.36 and 1,384.74 is: 2,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.17 : 5,774.36 = 1,384.74 : x
  2. Step 2: Convert to fraction form
    3,849.17/5,774.36 = 1,384.74/x
  3. Step 3: Cross multiply
    3,849.17x = 5,774.36 × 1,384.74
  4. Step 4: Simplify right side
    3,849.17x = 7,995,980.34
  5. Step 5: Solve for x
    x = 7,995,980.34/3,849.17
  6. Step 6: Final answer
    x = 2,077.33

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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.