Home / 10,488.60-14,467.86-8,246.88

Finding the Fourth Proportional to 10,488.60, 14,467.86 and 8,246.88

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Solution

The fourth proportional to 10,488.60, 14,467.86 and 8,246.88 is: 11,375.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,488.60 : 14,467.86 = 8,246.88 : x
  2. Step 2: Convert to fraction form
    10,488.60/14,467.86 = 8,246.88/x
  3. Step 3: Cross multiply
    10,488.60x = 14,467.86 × 8,246.88
  4. Step 4: Simplify right side
    10,488.60x = 119,314,705.28
  5. Step 5: Solve for x
    x = 119,314,705.28/10,488.60
  6. Step 6: Final answer
    x = 11,375.66

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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.