Home / 8,740.82-12,062.34-4,963.98

Finding the Fourth Proportional to 8,740.82, 12,062.34 and 4,963.98

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Solution

The fourth proportional to 8,740.82, 12,062.34 and 4,963.98 is: 6,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.82 : 12,062.34 = 4,963.98 : x
  2. Step 2: Convert to fraction form
    8,740.82/12,062.34 = 4,963.98/x
  3. Step 3: Cross multiply
    8,740.82x = 12,062.34 × 4,963.98
  4. Step 4: Simplify right side
    8,740.82x = 59,877,271.84
  5. Step 5: Solve for x
    x = 59,877,271.84/8,740.82
  6. Step 6: Final answer
    x = 6,850.30

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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.