Home / 4,834.40-7,237.20-2,885.60

Finding the Fourth Proportional to 4,834.40, 7,237.20 and 2,885.60

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Solution

The fourth proportional to 4,834.40, 7,237.20 and 2,885.60 is: 4,319.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,834.40 : 7,237.20 = 2,885.60 : x
  2. Step 2: Convert to fraction form
    4,834.40/7,237.20 = 2,885.60/x
  3. Step 3: Cross multiply
    4,834.40x = 7,237.20 × 2,885.60
  4. Step 4: Simplify right side
    4,834.40x = 20,883,664.32
  5. Step 5: Solve for x
    x = 20,883,664.32/4,834.40
  6. Step 6: Final answer
    x = 4,319.80

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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.