Home / 5,022.54-6,930.98-2,898.08

Finding the Fourth Proportional to 5,022.54, 6,930.98 and 2,898.08

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Solution

The fourth proportional to 5,022.54, 6,930.98 and 2,898.08 is: 3,999.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.54 : 6,930.98 = 2,898.08 : x
  2. Step 2: Convert to fraction form
    5,022.54/6,930.98 = 2,898.08/x
  3. Step 3: Cross multiply
    5,022.54x = 6,930.98 × 2,898.08
  4. Step 4: Simplify right side
    5,022.54x = 20,086,499.86
  5. Step 5: Solve for x
    x = 20,086,499.86/5,022.54
  6. Step 6: Final answer
    x = 3,999.27

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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.