Home / 8,125.86-11,213.58-4,589.22

Finding the Fourth Proportional to 8,125.86, 11,213.58 and 4,589.22

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Solution

The fourth proportional to 8,125.86, 11,213.58 and 4,589.22 is: 6,333.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.86 : 11,213.58 = 4,589.22 : x
  2. Step 2: Convert to fraction form
    8,125.86/11,213.58 = 4,589.22/x
  3. Step 3: Cross multiply
    8,125.86x = 11,213.58 × 4,589.22
  4. Step 4: Simplify right side
    8,125.86x = 51,461,585.61
  5. Step 5: Solve for x
    x = 51,461,585.61/8,125.86
  6. Step 6: Final answer
    x = 6,333.06

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Half scale
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Double scale
Find fourth proportional to 8,126.86, 11,214.96 and 4,590.22
Similar ratio
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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.