Home / 12,300.54-16,974.46-6,995.04

Finding the Fourth Proportional to 12,300.54, 16,974.46 and 6,995.04

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Solution

The fourth proportional to 12,300.54, 16,974.46 and 6,995.04 is: 9,652.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,300.54 : 16,974.46 = 6,995.04 : x
  2. Step 2: Convert to fraction form
    12,300.54/16,974.46 = 6,995.04/x
  3. Step 3: Cross multiply
    12,300.54x = 16,974.46 × 6,995.04
  4. Step 4: Simplify right side
    12,300.54x = 118,737,026.68
  5. Step 5: Solve for x
    x = 118,737,026.68/12,300.54
  6. Step 6: Final answer
    x = 9,652.99

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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.