Home / 7,997.81-11,037.47-4,412.75

Finding the Fourth Proportional to 7,997.81, 11,037.47 and 4,412.75

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Solution

The fourth proportional to 7,997.81, 11,037.47 and 4,412.75 is: 6,089.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.81 : 11,037.47 = 4,412.75 : x
  2. Step 2: Convert to fraction form
    7,997.81/11,037.47 = 4,412.75/x
  3. Step 3: Cross multiply
    7,997.81x = 11,037.47 × 4,412.75
  4. Step 4: Simplify right side
    7,997.81x = 48,705,518.49
  5. Step 5: Solve for x
    x = 48,705,518.49/7,997.81
  6. Step 6: Final answer
    x = 6,089.86

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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.