Home / 10,326.26-15,487.10-2,929.08

Finding the Fourth Proportional to 10,326.26, 15,487.10 and 2,929.08

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Solution

The fourth proportional to 10,326.26, 15,487.10 and 2,929.08 is: 4,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326.26 : 15,487.10 = 2,929.08 : x
  2. Step 2: Convert to fraction form
    10,326.26/15,487.10 = 2,929.08/x
  3. Step 3: Cross multiply
    10,326.26x = 15,487.10 × 2,929.08
  4. Step 4: Simplify right side
    10,326.26x = 45,362,954.87
  5. Step 5: Solve for x
    x = 45,362,954.87/10,326.26
  6. Step 6: Final answer
    x = 4,392.97

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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.