Home / 6,270.04-8,645.94-3,911.56

Finding the Fourth Proportional to 6,270.04, 8,645.94 and 3,911.56

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Solution

The fourth proportional to 6,270.04, 8,645.94 and 3,911.56 is: 5,393.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.04 : 8,645.94 = 3,911.56 : x
  2. Step 2: Convert to fraction form
    6,270.04/8,645.94 = 3,911.56/x
  3. Step 3: Cross multiply
    6,270.04x = 8,645.94 × 3,911.56
  4. Step 4: Simplify right side
    6,270.04x = 33,819,113.07
  5. Step 5: Solve for x
    x = 33,819,113.07/6,270.04
  6. Step 6: Final answer
    x = 5,393.76

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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.