Home / 4,946.18-7,420.89-2,025.86

Finding the Fourth Proportional to 4,946.18, 7,420.89 and 2,025.86

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Solution

The fourth proportional to 4,946.18, 7,420.89 and 2,025.86 is: 3,039.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946.18 : 7,420.89 = 2,025.86 : x
  2. Step 2: Convert to fraction form
    4,946.18/7,420.89 = 2,025.86/x
  3. Step 3: Cross multiply
    4,946.18x = 7,420.89 × 2,025.86
  4. Step 4: Simplify right side
    4,946.18x = 15,033,684.22
  5. Step 5: Solve for x
    x = 15,033,684.22/4,946.18
  6. Step 6: Final answer
    x = 3,039.45

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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.