Home / 8,579.67-12,867.18-3,032.28

Finding the Fourth Proportional to 8,579.67, 12,867.18 and 3,032.28

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Solution

The fourth proportional to 8,579.67, 12,867.18 and 3,032.28 is: 4,547.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579.67 : 12,867.18 = 3,032.28 : x
  2. Step 2: Convert to fraction form
    8,579.67/12,867.18 = 3,032.28/x
  3. Step 3: Cross multiply
    8,579.67x = 12,867.18 × 3,032.28
  4. Step 4: Simplify right side
    8,579.67x = 39,016,881.20
  5. Step 5: Solve for x
    x = 39,016,881.20/8,579.67
  6. Step 6: Final answer
    x = 4,547.60

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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.