Home / 5,459.90-7,533.94-3,221.41

Finding the Fourth Proportional to 5,459.90, 7,533.94 and 3,221.41

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Solution

The fourth proportional to 5,459.90, 7,533.94 and 3,221.41 is: 4,445.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.90 : 7,533.94 = 3,221.41 : x
  2. Step 2: Convert to fraction form
    5,459.90/7,533.94 = 3,221.41/x
  3. Step 3: Cross multiply
    5,459.90x = 7,533.94 × 3,221.41
  4. Step 4: Simplify right side
    5,459.90x = 24,269,909.66
  5. Step 5: Solve for x
    x = 24,269,909.66/5,459.90
  6. Step 6: Final answer
    x = 4,445.12

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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.