Home / 4,848.91-7,274.63-1,386.43

Finding the Fourth Proportional to 4,848.91, 7,274.63 and 1,386.43

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Solution

The fourth proportional to 4,848.91, 7,274.63 and 1,386.43 is: 2,080.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.91 : 7,274.63 = 1,386.43 : x
  2. Step 2: Convert to fraction form
    4,848.91/7,274.63 = 1,386.43/x
  3. Step 3: Cross multiply
    4,848.91x = 7,274.63 × 1,386.43
  4. Step 4: Simplify right side
    4,848.91x = 10,085,765.27
  5. Step 5: Solve for x
    x = 10,085,765.27/4,848.91
  6. Step 6: Final answer
    x = 2,080.01

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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.