Home / 8,740.94-12,059.58-4,963.72

Finding the Fourth Proportional to 8,740.94, 12,059.58 and 4,963.72

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Solution

The fourth proportional to 8,740.94, 12,059.58 and 4,963.72 is: 6,848.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.94 : 12,059.58 = 4,963.72 : x
  2. Step 2: Convert to fraction form
    8,740.94/12,059.58 = 4,963.72/x
  3. Step 3: Cross multiply
    8,740.94x = 12,059.58 × 4,963.72
  4. Step 4: Simplify right side
    8,740.94x = 59,860,378.44
  5. Step 5: Solve for x
    x = 59,860,378.44/8,740.94
  6. Step 6: Final answer
    x = 6,848.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.