Home / 8,675.22-13,014.75-4,777.62

Finding the Fourth Proportional to 8,675.22, 13,014.75 and 4,777.62

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Solution

The fourth proportional to 8,675.22, 13,014.75 and 4,777.62 is: 7,167.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.22 : 13,014.75 = 4,777.62 : x
  2. Step 2: Convert to fraction form
    8,675.22/13,014.75 = 4,777.62/x
  3. Step 3: Cross multiply
    8,675.22x = 13,014.75 × 4,777.62
  4. Step 4: Simplify right side
    8,675.22x = 62,179,529.90
  5. Step 5: Solve for x
    x = 62,179,529.90/8,675.22
  6. Step 6: Final answer
    x = 7,167.49

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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.