Home / 10,829.94-14,945.32-6,114.53

Finding the Fourth Proportional to 10,829.94, 14,945.32 and 6,114.53

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Solution

The fourth proportional to 10,829.94, 14,945.32 and 6,114.53 is: 8,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829.94 : 14,945.32 = 6,114.53 : x
  2. Step 2: Convert to fraction form
    10,829.94/14,945.32 = 6,114.53/x
  3. Step 3: Cross multiply
    10,829.94x = 14,945.32 × 6,114.53
  4. Step 4: Simplify right side
    10,829.94x = 91,383,532.77
  5. Step 5: Solve for x
    x = 91,383,532.77/10,829.94
  6. Step 6: Final answer
    x = 8,438.05

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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.