Home / 8,582.40-12,873.66-3,036.18

Finding the Fourth Proportional to 8,582.40, 12,873.66 and 3,036.18

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Solution

The fourth proportional to 8,582.40, 12,873.66 and 3,036.18 is: 4,554.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,582.40 : 12,873.66 = 3,036.18 : x
  2. Step 2: Convert to fraction form
    8,582.40/12,873.66 = 3,036.18/x
  3. Step 3: Cross multiply
    8,582.40x = 12,873.66 × 3,036.18
  4. Step 4: Simplify right side
    8,582.40x = 39,086,749.02
  5. Step 5: Solve for x
    x = 39,086,749.02/8,582.40
  6. Step 6: Final answer
    x = 4,554.29

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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.