Home / 8,587.24-12,881.46-2,744.32

Finding the Fourth Proportional to 8,587.24, 12,881.46 and 2,744.32

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Solution

The fourth proportional to 8,587.24, 12,881.46 and 2,744.32 is: 4,116.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587.24 : 12,881.46 = 2,744.32 : x
  2. Step 2: Convert to fraction form
    8,587.24/12,881.46 = 2,744.32/x
  3. Step 3: Cross multiply
    8,587.24x = 12,881.46 × 2,744.32
  4. Step 4: Simplify right side
    8,587.24x = 35,350,848.31
  5. Step 5: Solve for x
    x = 35,350,848.31/8,587.24
  6. Step 6: Final answer
    x = 4,116.67

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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.