Home / 8,669.36-13,003.98-4,507.22

Finding the Fourth Proportional to 8,669.36, 13,003.98 and 4,507.22

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Solution

The fourth proportional to 8,669.36, 13,003.98 and 4,507.22 is: 6,760.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669.36 : 13,003.98 = 4,507.22 : x
  2. Step 2: Convert to fraction form
    8,669.36/13,003.98 = 4,507.22/x
  3. Step 3: Cross multiply
    8,669.36x = 13,003.98 × 4,507.22
  4. Step 4: Simplify right side
    8,669.36x = 58,611,798.74
  5. Step 5: Solve for x
    x = 58,611,798.74/8,669.36
  6. Step 6: Final answer
    x = 6,760.80

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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.