Home / 11,564.40-15,960.36-6,528.96

Finding the Fourth Proportional to 11,564.40, 15,960.36 and 6,528.96

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Solution

The fourth proportional to 11,564.40, 15,960.36 and 6,528.96 is: 9,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,564.40 : 15,960.36 = 6,528.96 : x
  2. Step 2: Convert to fraction form
    11,564.40/15,960.36 = 6,528.96/x
  3. Step 3: Cross multiply
    11,564.40x = 15,960.36 × 6,528.96
  4. Step 4: Simplify right side
    11,564.40x = 104,204,552.03
  5. Step 5: Solve for x
    x = 104,204,552.03/11,564.40
  6. Step 6: Final answer
    x = 9,010.80

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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.