Home / 4,679.18-7,016.43-1,558.09

Finding the Fourth Proportional to 4,679.18, 7,016.43 and 1,558.09

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Solution

The fourth proportional to 4,679.18, 7,016.43 and 1,558.09 is: 2,336.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.18 : 7,016.43 = 1,558.09 : x
  2. Step 2: Convert to fraction form
    4,679.18/7,016.43 = 1,558.09/x
  3. Step 3: Cross multiply
    4,679.18x = 7,016.43 × 1,558.09
  4. Step 4: Simplify right side
    4,679.18x = 10,932,221.63
  5. Step 5: Solve for x
    x = 10,932,221.63/4,679.18
  6. Step 6: Final answer
    x = 2,336.35

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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.