Home / 5,089.58-7,634.46-3,345.69

Finding the Fourth Proportional to 5,089.58, 7,634.46 and 3,345.69

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Solution

The fourth proportional to 5,089.58, 7,634.46 and 3,345.69 is: 5,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.58 : 7,634.46 = 3,345.69 : x
  2. Step 2: Convert to fraction form
    5,089.58/7,634.46 = 3,345.69/x
  3. Step 3: Cross multiply
    5,089.58x = 7,634.46 × 3,345.69
  4. Step 4: Simplify right side
    5,089.58x = 25,542,536.48
  5. Step 5: Solve for x
    x = 25,542,536.48/5,089.58
  6. Step 6: Final answer
    x = 5,018.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.