Home / 10,171.92-14,038.54-6,192.80

Finding the Fourth Proportional to 10,171.92, 14,038.54 and 6,192.80

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Solution

The fourth proportional to 10,171.92, 14,038.54 and 6,192.80 is: 8,546.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.92 : 14,038.54 = 6,192.80 : x
  2. Step 2: Convert to fraction form
    10,171.92/14,038.54 = 6,192.80/x
  3. Step 3: Cross multiply
    10,171.92x = 14,038.54 × 6,192.80
  4. Step 4: Simplify right side
    10,171.92x = 86,937,784.84
  5. Step 5: Solve for x
    x = 86,937,784.84/10,171.92
  6. Step 6: Final answer
    x = 8,546.84

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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.