Home / 6,123.72-9,178.38-2,833.80

Finding the Fourth Proportional to 6,123.72, 9,178.38 and 2,833.80

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Solution

The fourth proportional to 6,123.72, 9,178.38 and 2,833.80 is: 4,247.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.72 : 9,178.38 = 2,833.80 : x
  2. Step 2: Convert to fraction form
    6,123.72/9,178.38 = 2,833.80/x
  3. Step 3: Cross multiply
    6,123.72x = 9,178.38 × 2,833.80
  4. Step 4: Simplify right side
    6,123.72x = 26,009,693.24
  5. Step 5: Solve for x
    x = 26,009,693.24/6,123.72
  6. Step 6: Final answer
    x = 4,247.37

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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.