Home / 5,511.12-7,560.36-5,344.64

Finding the Fourth Proportional to 5,511.12, 7,560.36 and 5,344.64

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Solution

The fourth proportional to 5,511.12, 7,560.36 and 5,344.64 is: 7,331.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.12 : 7,560.36 = 5,344.64 : x
  2. Step 2: Convert to fraction form
    5,511.12/7,560.36 = 5,344.64/x
  3. Step 3: Cross multiply
    5,511.12x = 7,560.36 × 5,344.64
  4. Step 4: Simplify right side
    5,511.12x = 40,407,402.47
  5. Step 5: Solve for x
    x = 40,407,402.47/5,511.12
  6. Step 6: Final answer
    x = 7,331.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.