Home / 5,462.15-7,538.40-3,104.64

Finding the Fourth Proportional to 5,462.15, 7,538.40 and 3,104.64

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Solution

The fourth proportional to 5,462.15, 7,538.40 and 3,104.64 is: 4,284.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.15 : 7,538.40 = 3,104.64 : x
  2. Step 2: Convert to fraction form
    5,462.15/7,538.40 = 3,104.64/x
  3. Step 3: Cross multiply
    5,462.15x = 7,538.40 × 3,104.64
  4. Step 4: Simplify right side
    5,462.15x = 23,404,018.18
  5. Step 5: Solve for x
    x = 23,404,018.18/5,462.15
  6. Step 6: Final answer
    x = 4,284.77

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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.