Home / 8,581.74-11,842.83-4,805.07

Finding the Fourth Proportional to 8,581.74, 11,842.83 and 4,805.07

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Solution

The fourth proportional to 8,581.74, 11,842.83 and 4,805.07 is: 6,631.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581.74 : 11,842.83 = 4,805.07 : x
  2. Step 2: Convert to fraction form
    8,581.74/11,842.83 = 4,805.07/x
  3. Step 3: Cross multiply
    8,581.74x = 11,842.83 × 4,805.07
  4. Step 4: Simplify right side
    8,581.74x = 56,905,627.15
  5. Step 5: Solve for x
    x = 56,905,627.15/8,581.74
  6. Step 6: Final answer
    x = 6,631.01

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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.