Home / 5,922.40-8,869.20-4,453.60

Finding the Fourth Proportional to 5,922.40, 8,869.20 and 4,453.60

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Solution

The fourth proportional to 5,922.40, 8,869.20 and 4,453.60 is: 6,669.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922.40 : 8,869.20 = 4,453.60 : x
  2. Step 2: Convert to fraction form
    5,922.40/8,869.20 = 4,453.60/x
  3. Step 3: Cross multiply
    5,922.40x = 8,869.20 × 4,453.60
  4. Step 4: Simplify right side
    5,922.40x = 39,499,869.12
  5. Step 5: Solve for x
    x = 39,499,869.12/5,922.40
  6. Step 6: Final answer
    x = 6,669.57

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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.