Home / 11,259.56-16,891.12-5,021.76

Finding the Fourth Proportional to 11,259.56, 16,891.12 and 5,021.76

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Solution

The fourth proportional to 11,259.56, 16,891.12 and 5,021.76 is: 7,533.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.56 : 16,891.12 = 5,021.76 : x
  2. Step 2: Convert to fraction form
    11,259.56/16,891.12 = 5,021.76/x
  3. Step 3: Cross multiply
    11,259.56x = 16,891.12 × 5,021.76
  4. Step 4: Simplify right side
    11,259.56x = 84,823,150.77
  5. Step 5: Solve for x
    x = 84,823,150.77/11,259.56
  6. Step 6: Final answer
    x = 7,533.43

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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.