Home / 6,756.63-9,318.80-4,103.99

Finding the Fourth Proportional to 6,756.63, 9,318.80 and 4,103.99

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Solution

The fourth proportional to 6,756.63, 9,318.80 and 4,103.99 is: 5,660.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,756.63 : 9,318.80 = 4,103.99 : x
  2. Step 2: Convert to fraction form
    6,756.63/9,318.80 = 4,103.99/x
  3. Step 3: Cross multiply
    6,756.63x = 9,318.80 × 4,103.99
  4. Step 4: Simplify right side
    6,756.63x = 38,244,194.90
  5. Step 5: Solve for x
    x = 38,244,194.90/6,756.63
  6. Step 6: Final answer
    x = 5,660.25

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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.