Home / 4,320.66-6,481.50-1,547.62

Finding the Fourth Proportional to 4,320.66, 6,481.50 and 1,547.62

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Solution

The fourth proportional to 4,320.66, 6,481.50 and 1,547.62 is: 2,321.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.66 : 6,481.50 = 1,547.62 : x
  2. Step 2: Convert to fraction form
    4,320.66/6,481.50 = 1,547.62/x
  3. Step 3: Cross multiply
    4,320.66x = 6,481.50 × 1,547.62
  4. Step 4: Simplify right side
    4,320.66x = 10,030,899.03
  5. Step 5: Solve for x
    x = 10,030,899.03/4,320.66
  6. Step 6: Final answer
    x = 2,321.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.