Home / 10,859.16-16,285.81-3,838.25

Finding the Fourth Proportional to 10,859.16, 16,285.81 and 3,838.25

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Solution

The fourth proportional to 10,859.16, 16,285.81 and 3,838.25 is: 5,756.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859.16 : 16,285.81 = 3,838.25 : x
  2. Step 2: Convert to fraction form
    10,859.16/16,285.81 = 3,838.25/x
  3. Step 3: Cross multiply
    10,859.16x = 16,285.81 × 3,838.25
  4. Step 4: Simplify right side
    10,859.16x = 62,509,010.23
  5. Step 5: Solve for x
    x = 62,509,010.23/10,859.16
  6. Step 6: Final answer
    x = 5,756.34

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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.