Home / 4,815.37-7,175.48-4,324.83

Finding the Fourth Proportional to 4,815.37, 7,175.48 and 4,324.83

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Solution

The fourth proportional to 4,815.37, 7,175.48 and 4,324.83 is: 6,444.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.37 : 7,175.48 = 4,324.83 : x
  2. Step 2: Convert to fraction form
    4,815.37/7,175.48 = 4,324.83/x
  3. Step 3: Cross multiply
    4,815.37x = 7,175.48 × 4,324.83
  4. Step 4: Simplify right side
    4,815.37x = 31,032,731.17
  5. Step 5: Solve for x
    x = 31,032,731.17/4,815.37
  6. Step 6: Final answer
    x = 6,444.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.