Home / 10,708.94-16,061.79-2,918.36

Finding the Fourth Proportional to 10,708.94, 16,061.79 and 2,918.36

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Solution

The fourth proportional to 10,708.94, 16,061.79 and 2,918.36 is: 4,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,708.94 : 16,061.79 = 2,918.36 : x
  2. Step 2: Convert to fraction form
    10,708.94/16,061.79 = 2,918.36/x
  3. Step 3: Cross multiply
    10,708.94x = 16,061.79 × 2,918.36
  4. Step 4: Simplify right side
    10,708.94x = 46,874,085.46
  5. Step 5: Solve for x
    x = 46,874,085.46/10,708.94
  6. Step 6: Final answer
    x = 4,377.10

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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.