Home / 10,828.53-14,943.42-6,112.85

Finding the Fourth Proportional to 10,828.53, 14,943.42 and 6,112.85

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Solution

The fourth proportional to 10,828.53, 14,943.42 and 6,112.85 is: 8,435.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,828.53 : 14,943.42 = 6,112.85 : x
  2. Step 2: Convert to fraction form
    10,828.53/14,943.42 = 6,112.85/x
  3. Step 3: Cross multiply
    10,828.53x = 14,943.42 × 6,112.85
  4. Step 4: Simplify right side
    10,828.53x = 91,346,810.23
  5. Step 5: Solve for x
    x = 91,346,810.23/10,828.53
  6. Step 6: Final answer
    x = 8,435.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.