Home / 4,897.21-7,340.98-3,137.22

Finding the Fourth Proportional to 4,897.21, 7,340.98 and 3,137.22

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Solution

The fourth proportional to 4,897.21, 7,340.98 and 3,137.22 is: 4,702.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.21 : 7,340.98 = 3,137.22 : x
  2. Step 2: Convert to fraction form
    4,897.21/7,340.98 = 3,137.22/x
  3. Step 3: Cross multiply
    4,897.21x = 7,340.98 × 3,137.22
  4. Step 4: Simplify right side
    4,897.21x = 23,030,269.28
  5. Step 5: Solve for x
    x = 23,030,269.28/4,897.21
  6. Step 6: Final answer
    x = 4,702.73

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1.5x scale

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.