Home / 8,003.26-11,980.24-4,722.76

Finding the Fourth Proportional to 8,003.26, 11,980.24 and 4,722.76

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Solution

The fourth proportional to 8,003.26, 11,980.24 and 4,722.76 is: 7,069.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,003.26 : 11,980.24 = 4,722.76 : x
  2. Step 2: Convert to fraction form
    8,003.26/11,980.24 = 4,722.76/x
  3. Step 3: Cross multiply
    8,003.26x = 11,980.24 × 4,722.76
  4. Step 4: Simplify right side
    8,003.26x = 56,579,798.26
  5. Step 5: Solve for x
    x = 56,579,798.26/8,003.26
  6. Step 6: Final answer
    x = 7,069.59

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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.