Home / 7,289.74-10,059.64-4,103.38

Finding the Fourth Proportional to 7,289.74, 10,059.64 and 4,103.38

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Solution

The fourth proportional to 7,289.74, 10,059.64 and 4,103.38 is: 5,662.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.74 : 10,059.64 = 4,103.38 : x
  2. Step 2: Convert to fraction form
    7,289.74/10,059.64 = 4,103.38/x
  3. Step 3: Cross multiply
    7,289.74x = 10,059.64 × 4,103.38
  4. Step 4: Simplify right side
    7,289.74x = 41,278,525.58
  5. Step 5: Solve for x
    x = 41,278,525.58/7,289.74
  6. Step 6: Final answer
    x = 5,662.55

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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.