Home / 8,160.58-11,259.75-4,623.94

Finding the Fourth Proportional to 8,160.58, 11,259.75 and 4,623.94

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Solution

The fourth proportional to 8,160.58, 11,259.75 and 4,623.94 is: 6,379.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.58 : 11,259.75 = 4,623.94 : x
  2. Step 2: Convert to fraction form
    8,160.58/11,259.75 = 4,623.94/x
  3. Step 3: Cross multiply
    8,160.58x = 11,259.75 × 4,623.94
  4. Step 4: Simplify right side
    8,160.58x = 52,064,408.42
  5. Step 5: Solve for x
    x = 52,064,408.42/8,160.58
  6. Step 6: Final answer
    x = 6,379.99

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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.