Home / 6,756.81-10,119.82-4,667.31

Finding the Fourth Proportional to 6,756.81, 10,119.82 and 4,667.31

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Solution

The fourth proportional to 6,756.81, 10,119.82 and 4,667.31 is: 6,990.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,756.81 : 10,119.82 = 4,667.31 : x
  2. Step 2: Convert to fraction form
    6,756.81/10,119.82 = 4,667.31/x
  3. Step 3: Cross multiply
    6,756.81x = 10,119.82 × 4,667.31
  4. Step 4: Simplify right side
    6,756.81x = 47,232,337.08
  5. Step 5: Solve for x
    x = 47,232,337.08/6,756.81
  6. Step 6: Final answer
    x = 6,990.33

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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.