Home / 10,723.41-16,085.07-4,880.43

Finding the Fourth Proportional to 10,723.41, 16,085.07 and 4,880.43

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Solution

The fourth proportional to 10,723.41, 16,085.07 and 4,880.43 is: 7,320.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,723.41 : 16,085.07 = 4,880.43 : x
  2. Step 2: Convert to fraction form
    10,723.41/16,085.07 = 4,880.43/x
  3. Step 3: Cross multiply
    10,723.41x = 16,085.07 × 4,880.43
  4. Step 4: Simplify right side
    10,723.41x = 78,502,058.18
  5. Step 5: Solve for x
    x = 78,502,058.18/10,723.41
  6. Step 6: Final answer
    x = 7,320.62

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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.