Home / 8,358.18-12,533.34-3,089.55

Finding the Fourth Proportional to 8,358.18, 12,533.34 and 3,089.55

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Solution

The fourth proportional to 8,358.18, 12,533.34 and 3,089.55 is: 4,632.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,358.18 : 12,533.34 = 3,089.55 : x
  2. Step 2: Convert to fraction form
    8,358.18/12,533.34 = 3,089.55/x
  3. Step 3: Cross multiply
    8,358.18x = 12,533.34 × 3,089.55
  4. Step 4: Simplify right side
    8,358.18x = 38,722,380.60
  5. Step 5: Solve for x
    x = 38,722,380.60/8,358.18
  6. Step 6: Final answer
    x = 4,632.87

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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.