Home / 6,153.60-9,230.40-5,448.90

Finding the Fourth Proportional to 6,153.60, 9,230.40 and 5,448.90

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Solution

The fourth proportional to 6,153.60, 9,230.40 and 5,448.90 is: 8,173.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,153.60 : 9,230.40 = 5,448.90 : x
  2. Step 2: Convert to fraction form
    6,153.60/9,230.40 = 5,448.90/x
  3. Step 3: Cross multiply
    6,153.60x = 9,230.40 × 5,448.90
  4. Step 4: Simplify right side
    6,153.60x = 50,295,526.56
  5. Step 5: Solve for x
    x = 50,295,526.56/6,153.60
  6. Step 6: Final answer
    x = 8,173.35

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Half scale
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Double scale
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Similar ratio
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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.