Home / 5,818.74-8,692.70-3,721.98

Finding the Fourth Proportional to 5,818.74, 8,692.70 and 3,721.98

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Solution

The fourth proportional to 5,818.74, 8,692.70 and 3,721.98 is: 5,560.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.74 : 8,692.70 = 3,721.98 : x
  2. Step 2: Convert to fraction form
    5,818.74/8,692.70 = 3,721.98/x
  3. Step 3: Cross multiply
    5,818.74x = 8,692.70 × 3,721.98
  4. Step 4: Simplify right side
    5,818.74x = 32,354,036.94
  5. Step 5: Solve for x
    x = 32,354,036.94/5,818.74
  6. Step 6: Final answer
    x = 5,560.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.