Home / 8,582.30-12,873.26-2,342.20

Finding the Fourth Proportional to 8,582.30, 12,873.26 and 2,342.20

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Solution

The fourth proportional to 8,582.30, 12,873.26 and 2,342.20 is: 3,513.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,582.30 : 12,873.26 = 2,342.20 : x
  2. Step 2: Convert to fraction form
    8,582.30/12,873.26 = 2,342.20/x
  3. Step 3: Cross multiply
    8,582.30x = 12,873.26 × 2,342.20
  4. Step 4: Simplify right side
    8,582.30x = 30,151,749.57
  5. Step 5: Solve for x
    x = 30,151,749.57/8,582.30
  6. Step 6: Final answer
    x = 3,513.25

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1.5x scale

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.