Home / 5,386.84-8,077.50-2,462.63

Finding the Fourth Proportional to 5,386.84, 8,077.50 and 2,462.63

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Solution

The fourth proportional to 5,386.84, 8,077.50 and 2,462.63 is: 3,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.84 : 8,077.50 = 2,462.63 : x
  2. Step 2: Convert to fraction form
    5,386.84/8,077.50 = 2,462.63/x
  3. Step 3: Cross multiply
    5,386.84x = 8,077.50 × 2,462.63
  4. Step 4: Simplify right side
    5,386.84x = 19,891,853.44
  5. Step 5: Solve for x
    x = 19,891,853.44/5,386.84
  6. Step 6: Final answer
    x = 3,692.68

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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.