Home / 8,374.24-11,555.31-5,016.30

Finding the Fourth Proportional to 8,374.24, 11,555.31 and 5,016.30

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Solution

The fourth proportional to 8,374.24, 11,555.31 and 5,016.30 is: 6,921.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374.24 : 11,555.31 = 5,016.30 : x
  2. Step 2: Convert to fraction form
    8,374.24/11,555.31 = 5,016.30/x
  3. Step 3: Cross multiply
    8,374.24x = 11,555.31 × 5,016.30
  4. Step 4: Simplify right side
    8,374.24x = 57,964,901.55
  5. Step 5: Solve for x
    x = 57,964,901.55/8,374.24
  6. Step 6: Final answer
    x = 6,921.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.