Home / 10,974.90-16,461.98-4,399.32

Finding the Fourth Proportional to 10,974.90, 16,461.98 and 4,399.32

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Solution

The fourth proportional to 10,974.90, 16,461.98 and 4,399.32 is: 6,598.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,974.90 : 16,461.98 = 4,399.32 : x
  2. Step 2: Convert to fraction form
    10,974.90/16,461.98 = 4,399.32/x
  3. Step 3: Cross multiply
    10,974.90x = 16,461.98 × 4,399.32
  4. Step 4: Simplify right side
    10,974.90x = 72,421,517.85
  5. Step 5: Solve for x
    x = 72,421,517.85/10,974.90
  6. Step 6: Final answer
    x = 6,598.83

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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.