Home / 4,293.45-6,429.16-2,975.33

Finding the Fourth Proportional to 4,293.45, 6,429.16 and 2,975.33

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Solution

The fourth proportional to 4,293.45, 6,429.16 and 2,975.33 is: 4,455.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.45 : 6,429.16 = 2,975.33 : x
  2. Step 2: Convert to fraction form
    4,293.45/6,429.16 = 2,975.33/x
  3. Step 3: Cross multiply
    4,293.45x = 6,429.16 × 2,975.33
  4. Step 4: Simplify right side
    4,293.45x = 19,128,833.04
  5. Step 5: Solve for x
    x = 19,128,833.04/4,293.45
  6. Step 6: Final answer
    x = 4,455.35

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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.