Home / 10,823.74-14,936.61-6,109.54

Finding the Fourth Proportional to 10,823.74, 14,936.61 and 6,109.54

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Solution

The fourth proportional to 10,823.74, 14,936.61 and 6,109.54 is: 8,431.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.74 : 14,936.61 = 6,109.54 : x
  2. Step 2: Convert to fraction form
    10,823.74/14,936.61 = 6,109.54/x
  3. Step 3: Cross multiply
    10,823.74x = 14,936.61 × 6,109.54
  4. Step 4: Simplify right side
    10,823.74x = 91,255,816.26
  5. Step 5: Solve for x
    x = 91,255,816.26/10,823.74
  6. Step 6: Final answer
    x = 8,431.08

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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.