Home / 10,700.92-14,764.89-6,720.58

Finding the Fourth Proportional to 10,700.92, 14,764.89 and 6,720.58

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Solution

The fourth proportional to 10,700.92, 14,764.89 and 6,720.58 is: 9,272.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,700.92 : 14,764.89 = 6,720.58 : x
  2. Step 2: Convert to fraction form
    10,700.92/14,764.89 = 6,720.58/x
  3. Step 3: Cross multiply
    10,700.92x = 14,764.89 × 6,720.58
  4. Step 4: Simplify right side
    10,700.92x = 99,228,624.44
  5. Step 5: Solve for x
    x = 99,228,624.44/10,700.92
  6. Step 6: Final answer
    x = 9,272.91

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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.