Home / 9,980.21-13,764.23-6,000.58

Finding the Fourth Proportional to 9,980.21, 13,764.23 and 6,000.58

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Solution

The fourth proportional to 9,980.21, 13,764.23 and 6,000.58 is: 8,275.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980.21 : 13,764.23 = 6,000.58 : x
  2. Step 2: Convert to fraction form
    9,980.21/13,764.23 = 6,000.58/x
  3. Step 3: Cross multiply
    9,980.21x = 13,764.23 × 6,000.58
  4. Step 4: Simplify right side
    9,980.21x = 82,593,372.96
  5. Step 5: Solve for x
    x = 82,593,372.96/9,980.21
  6. Step 6: Final answer
    x = 8,275.71

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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.