Home / 5,459.50-7,533.81-3,221.27

Finding the Fourth Proportional to 5,459.50, 7,533.81 and 3,221.27

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Solution

The fourth proportional to 5,459.50, 7,533.81 and 3,221.27 is: 4,445.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.50 : 7,533.81 = 3,221.27 : x
  2. Step 2: Convert to fraction form
    5,459.50/7,533.81 = 3,221.27/x
  3. Step 3: Cross multiply
    5,459.50x = 7,533.81 × 3,221.27
  4. Step 4: Simplify right side
    5,459.50x = 24,268,426.72
  5. Step 5: Solve for x
    x = 24,268,426.72/5,459.50
  6. Step 6: Final answer
    x = 4,445.17

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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.