Home / 12,289.04-16,954.06-6,910.24

Finding the Fourth Proportional to 12,289.04, 16,954.06 and 6,910.24

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Solution

The fourth proportional to 12,289.04, 16,954.06 and 6,910.24 is: 9,533.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,289.04 : 16,954.06 = 6,910.24 : x
  2. Step 2: Convert to fraction form
    12,289.04/16,954.06 = 6,910.24/x
  3. Step 3: Cross multiply
    12,289.04x = 16,954.06 × 6,910.24
  4. Step 4: Simplify right side
    12,289.04x = 117,156,623.57
  5. Step 5: Solve for x
    x = 117,156,623.57/12,289.04
  6. Step 6: Final answer
    x = 9,533.42

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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.