Home / 6,769.81-9,321.56-5,925.79

Finding the Fourth Proportional to 6,769.81, 9,321.56 and 5,925.79

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Solution

The fourth proportional to 6,769.81, 9,321.56 and 5,925.79 is: 8,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769.81 : 9,321.56 = 5,925.79 : x
  2. Step 2: Convert to fraction form
    6,769.81/9,321.56 = 5,925.79/x
  3. Step 3: Cross multiply
    6,769.81x = 9,321.56 × 5,925.79
  4. Step 4: Simplify right side
    6,769.81x = 55,237,560.42
  5. Step 5: Solve for x
    x = 55,237,560.42/6,769.81
  6. Step 6: Final answer
    x = 8,159.40

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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.