Home / 5,410.58-7,455.45-4,151.58

Finding the Fourth Proportional to 5,410.58, 7,455.45 and 4,151.58

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Solution

The fourth proportional to 5,410.58, 7,455.45 and 4,151.58 is: 5,720.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.58 : 7,455.45 = 4,151.58 : x
  2. Step 2: Convert to fraction form
    5,410.58/7,455.45 = 4,151.58/x
  3. Step 3: Cross multiply
    5,410.58x = 7,455.45 × 4,151.58
  4. Step 4: Simplify right side
    5,410.58x = 30,951,897.11
  5. Step 5: Solve for x
    x = 30,951,897.11/5,410.58
  6. Step 6: Final answer
    x = 5,720.62

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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.