Home / 8,372.09-11,553.63-4,835.45

Finding the Fourth Proportional to 8,372.09, 11,553.63 and 4,835.45

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Solution

The fourth proportional to 8,372.09, 11,553.63 and 4,835.45 is: 6,673.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.09 : 11,553.63 = 4,835.45 : x
  2. Step 2: Convert to fraction form
    8,372.09/11,553.63 = 4,835.45/x
  3. Step 3: Cross multiply
    8,372.09x = 11,553.63 × 4,835.45
  4. Step 4: Simplify right side
    8,372.09x = 55,867,000.18
  5. Step 5: Solve for x
    x = 55,867,000.18/8,372.09
  6. Step 6: Final answer
    x = 6,673.01

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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.