Home / 10,785.25-14,883.75-6,005.44

Finding the Fourth Proportional to 10,785.25, 14,883.75 and 6,005.44

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Solution

The fourth proportional to 10,785.25, 14,883.75 and 6,005.44 is: 8,287.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785.25 : 14,883.75 = 6,005.44 : x
  2. Step 2: Convert to fraction form
    10,785.25/14,883.75 = 6,005.44/x
  3. Step 3: Cross multiply
    10,785.25x = 14,883.75 × 6,005.44
  4. Step 4: Simplify right side
    10,785.25x = 89,383,486.20
  5. Step 5: Solve for x
    x = 89,383,486.20/10,785.25
  6. Step 6: Final answer
    x = 8,287.57

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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.