Home / 4,965.36-6,897.12-4,885.98

Finding the Fourth Proportional to 4,965.36, 6,897.12 and 4,885.98

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Solution

The fourth proportional to 4,965.36, 6,897.12 and 4,885.98 is: 6,786.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.36 : 6,897.12 = 4,885.98 : x
  2. Step 2: Convert to fraction form
    4,965.36/6,897.12 = 4,885.98/x
  3. Step 3: Cross multiply
    4,965.36x = 6,897.12 × 4,885.98
  4. Step 4: Simplify right side
    4,965.36x = 33,699,190.38
  5. Step 5: Solve for x
    x = 33,699,190.38/4,965.36
  6. Step 6: Final answer
    x = 6,786.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.