Home / 5,493.52-7,580.64-3,135.34

Finding the Fourth Proportional to 5,493.52, 7,580.64 and 3,135.34

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Solution

The fourth proportional to 5,493.52, 7,580.64 and 3,135.34 is: 4,326.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.52 : 7,580.64 = 3,135.34 : x
  2. Step 2: Convert to fraction form
    5,493.52/7,580.64 = 3,135.34/x
  3. Step 3: Cross multiply
    5,493.52x = 7,580.64 × 3,135.34
  4. Step 4: Simplify right side
    5,493.52x = 23,767,883.82
  5. Step 5: Solve for x
    x = 23,767,883.82/5,493.52
  6. Step 6: Final answer
    x = 4,326.53

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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.