Home / 10,788.36-14,887.92-6,072.60

Finding the Fourth Proportional to 10,788.36, 14,887.92 and 6,072.60

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Solution

The fourth proportional to 10,788.36, 14,887.92 and 6,072.60 is: 8,380.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.36 : 14,887.92 = 6,072.60 : x
  2. Step 2: Convert to fraction form
    10,788.36/14,887.92 = 6,072.60/x
  3. Step 3: Cross multiply
    10,788.36x = 14,887.92 × 6,072.60
  4. Step 4: Simplify right side
    10,788.36x = 90,408,382.99
  5. Step 5: Solve for x
    x = 90,408,382.99/10,788.36
  6. Step 6: Final answer
    x = 8,380.18

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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.