Home / 5,254.39-7,248.72-3,015.73

Finding the Fourth Proportional to 5,254.39, 7,248.72 and 3,015.73

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Solution

The fourth proportional to 5,254.39, 7,248.72 and 3,015.73 is: 4,160.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.39 : 7,248.72 = 3,015.73 : x
  2. Step 2: Convert to fraction form
    5,254.39/7,248.72 = 3,015.73/x
  3. Step 3: Cross multiply
    5,254.39x = 7,248.72 × 3,015.73
  4. Step 4: Simplify right side
    5,254.39x = 21,860,182.37
  5. Step 5: Solve for x
    x = 21,860,182.37/5,254.39
  6. Step 6: Final answer
    x = 4,160.37

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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.