Home / 2,946.54-4,420.80-1,849.62

Finding the Fourth Proportional to 2,946.54, 4,420.80 and 1,849.62

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Solution

The fourth proportional to 2,946.54, 4,420.80 and 1,849.62 is: 2,775.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.54 : 4,420.80 = 1,849.62 : x
  2. Step 2: Convert to fraction form
    2,946.54/4,420.80 = 1,849.62/x
  3. Step 3: Cross multiply
    2,946.54x = 4,420.80 × 1,849.62
  4. Step 4: Simplify right side
    2,946.54x = 8,176,800.10
  5. Step 5: Solve for x
    x = 8,176,800.10/2,946.54
  6. Step 6: Final answer
    x = 2,775.05

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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.