Home / 10,929.51-16,392.25-2,924.38

Finding the Fourth Proportional to 10,929.51, 16,392.25 and 2,924.38

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Solution

The fourth proportional to 10,929.51, 16,392.25 and 2,924.38 is: 4,386.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,929.51 : 16,392.25 = 2,924.38 : x
  2. Step 2: Convert to fraction form
    10,929.51/16,392.25 = 2,924.38/x
  3. Step 3: Cross multiply
    10,929.51x = 16,392.25 × 2,924.38
  4. Step 4: Simplify right side
    10,929.51x = 47,937,168.06
  5. Step 5: Solve for x
    x = 47,937,168.06/10,929.51
  6. Step 6: Final answer
    x = 4,386.03

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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.