Home / 5,877.49-8,810.61-2,178.73

Finding the Fourth Proportional to 5,877.49, 8,810.61 and 2,178.73

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Solution

The fourth proportional to 5,877.49, 8,810.61 and 2,178.73 is: 3,266.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.49 : 8,810.61 = 2,178.73 : x
  2. Step 2: Convert to fraction form
    5,877.49/8,810.61 = 2,178.73/x
  3. Step 3: Cross multiply
    5,877.49x = 8,810.61 × 2,178.73
  4. Step 4: Simplify right side
    5,877.49x = 19,195,896.27
  5. Step 5: Solve for x
    x = 19,195,896.27/5,877.49
  6. Step 6: Final answer
    x = 3,266.00

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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.