Home / 11,208.56-16,807.26-6,530.20

Finding the Fourth Proportional to 11,208.56, 16,807.26 and 6,530.20

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Solution

The fourth proportional to 11,208.56, 16,807.26 and 6,530.20 is: 9,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.56 : 16,807.26 = 6,530.20 : x
  2. Step 2: Convert to fraction form
    11,208.56/16,807.26 = 6,530.20/x
  3. Step 3: Cross multiply
    11,208.56x = 16,807.26 × 6,530.20
  4. Step 4: Simplify right side
    11,208.56x = 109,754,769.25
  5. Step 5: Solve for x
    x = 109,754,769.25/11,208.56
  6. Step 6: Final answer
    x = 9,792.05

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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.