Home / 11,526.49-15,914.24-6,812.29

Finding the Fourth Proportional to 11,526.49, 15,914.24 and 6,812.29

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Solution

The fourth proportional to 11,526.49, 15,914.24 and 6,812.29 is: 9,405.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.49 : 15,914.24 = 6,812.29 : x
  2. Step 2: Convert to fraction form
    11,526.49/15,914.24 = 6,812.29/x
  3. Step 3: Cross multiply
    11,526.49x = 15,914.24 × 6,812.29
  4. Step 4: Simplify right side
    11,526.49x = 108,412,418.01
  5. Step 5: Solve for x
    x = 108,412,418.01/11,526.49
  6. Step 6: Final answer
    x = 9,405.50

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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.