Home / 6,190.81-9,288.64-2,725.63

Finding the Fourth Proportional to 6,190.81, 9,288.64 and 2,725.63

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Solution

The fourth proportional to 6,190.81, 9,288.64 and 2,725.63 is: 4,089.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.81 : 9,288.64 = 2,725.63 : x
  2. Step 2: Convert to fraction form
    6,190.81/9,288.64 = 2,725.63/x
  3. Step 3: Cross multiply
    6,190.81x = 9,288.64 × 2,725.63
  4. Step 4: Simplify right side
    6,190.81x = 25,317,342.59
  5. Step 5: Solve for x
    x = 25,317,342.59/6,190.81
  6. Step 6: Final answer
    x = 4,089.51

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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.