Home / 10,720.06-14,793.73-6,246.88

Finding the Fourth Proportional to 10,720.06, 14,793.73 and 6,246.88

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Solution

The fourth proportional to 10,720.06, 14,793.73 and 6,246.88 is: 8,620.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,720.06 : 14,793.73 = 6,246.88 : x
  2. Step 2: Convert to fraction form
    10,720.06/14,793.73 = 6,246.88/x
  3. Step 3: Cross multiply
    10,720.06x = 14,793.73 × 6,246.88
  4. Step 4: Simplify right side
    10,720.06x = 92,414,603.46
  5. Step 5: Solve for x
    x = 92,414,603.46/10,720.06
  6. Step 6: Final answer
    x = 8,620.72

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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.