Home / 5,459.56-7,532.46-3,222.20

Finding the Fourth Proportional to 5,459.56, 7,532.46 and 3,222.20

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Solution

The fourth proportional to 5,459.56, 7,532.46 and 3,222.20 is: 4,445.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.56 : 7,532.46 = 3,222.20 : x
  2. Step 2: Convert to fraction form
    5,459.56/7,532.46 = 3,222.20/x
  3. Step 3: Cross multiply
    5,459.56x = 7,532.46 × 3,222.20
  4. Step 4: Simplify right side
    5,459.56x = 24,271,111.44
  5. Step 5: Solve for x
    x = 24,271,111.44/5,459.56
  6. Step 6: Final answer
    x = 4,445.62

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Half scale
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Double scale
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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.