Home / 6,542.45-9,027.81-3,710.15

Finding the Fourth Proportional to 6,542.45, 9,027.81 and 3,710.15

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Solution

The fourth proportional to 6,542.45, 9,027.81 and 3,710.15 is: 5,119.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,542.45 : 9,027.81 = 3,710.15 : x
  2. Step 2: Convert to fraction form
    6,542.45/9,027.81 = 3,710.15/x
  3. Step 3: Cross multiply
    6,542.45x = 9,027.81 × 3,710.15
  4. Step 4: Simplify right side
    6,542.45x = 33,494,484.13
  5. Step 5: Solve for x
    x = 33,494,484.13/6,542.45
  6. Step 6: Final answer
    x = 5,119.57

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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.