Home / 4,861.18-7,291.41-1,940.14

Finding the Fourth Proportional to 4,861.18, 7,291.41 and 1,940.14

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Solution

The fourth proportional to 4,861.18, 7,291.41 and 1,940.14 is: 2,910.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.18 : 7,291.41 = 1,940.14 : x
  2. Step 2: Convert to fraction form
    4,861.18/7,291.41 = 1,940.14/x
  3. Step 3: Cross multiply
    4,861.18x = 7,291.41 × 1,940.14
  4. Step 4: Simplify right side
    4,861.18x = 14,146,356.20
  5. Step 5: Solve for x
    x = 14,146,356.20/4,861.18
  6. Step 6: Final answer
    x = 2,910.07

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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.