Home / 8,983.58-12,401.87-6,962.50

Finding the Fourth Proportional to 8,983.58, 12,401.87 and 6,962.50

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Solution

The fourth proportional to 8,983.58, 12,401.87 and 6,962.50 is: 9,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983.58 : 12,401.87 = 6,962.50 : x
  2. Step 2: Convert to fraction form
    8,983.58/12,401.87 = 6,962.50/x
  3. Step 3: Cross multiply
    8,983.58x = 12,401.87 × 6,962.50
  4. Step 4: Simplify right side
    8,983.58x = 86,347,954.06
  5. Step 5: Solve for x
    x = 86,347,954.06/8,983.58
  6. Step 6: Final answer
    x = 9,611.75

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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.