Home / 8,349.46-12,520.30-4,840.48

Finding the Fourth Proportional to 8,349.46, 12,520.30 and 4,840.48

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Solution

The fourth proportional to 8,349.46, 12,520.30 and 4,840.48 is: 7,258.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,349.46 : 12,520.30 = 4,840.48 : x
  2. Step 2: Convert to fraction form
    8,349.46/12,520.30 = 4,840.48/x
  3. Step 3: Cross multiply
    8,349.46x = 12,520.30 × 4,840.48
  4. Step 4: Simplify right side
    8,349.46x = 60,604,203.94
  5. Step 5: Solve for x
    x = 60,604,203.94/8,349.46
  6. Step 6: Final answer
    x = 7,258.46

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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.