Home / 2,977.09-4,461.78-2,563.45

Finding the Fourth Proportional to 2,977.09, 4,461.78 and 2,563.45

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Solution

The fourth proportional to 2,977.09, 4,461.78 and 2,563.45 is: 3,841.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.09 : 4,461.78 = 2,563.45 : x
  2. Step 2: Convert to fraction form
    2,977.09/4,461.78 = 2,563.45/x
  3. Step 3: Cross multiply
    2,977.09x = 4,461.78 × 2,563.45
  4. Step 4: Simplify right side
    2,977.09x = 11,437,549.94
  5. Step 5: Solve for x
    x = 11,437,549.94/2,977.09
  6. Step 6: Final answer
    x = 3,841.86

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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.