Home / 5,000.98-6,901.40-3,012.86

Finding the Fourth Proportional to 5,000.98, 6,901.40 and 3,012.86

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Solution

The fourth proportional to 5,000.98, 6,901.40 and 3,012.86 is: 4,157.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.98 : 6,901.40 = 3,012.86 : x
  2. Step 2: Convert to fraction form
    5,000.98/6,901.40 = 3,012.86/x
  3. Step 3: Cross multiply
    5,000.98x = 6,901.40 × 3,012.86
  4. Step 4: Simplify right side
    5,000.98x = 20,792,952.00
  5. Step 5: Solve for x
    x = 20,792,952.00/5,000.98
  6. Step 6: Final answer
    x = 4,157.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.