Home / 10,261.08-14,161.43-5,786.03

Finding the Fourth Proportional to 10,261.08, 14,161.43 and 5,786.03

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Solution

The fourth proportional to 10,261.08, 14,161.43 and 5,786.03 is: 7,985.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.08 : 14,161.43 = 5,786.03 : x
  2. Step 2: Convert to fraction form
    10,261.08/14,161.43 = 5,786.03/x
  3. Step 3: Cross multiply
    10,261.08x = 14,161.43 × 5,786.03
  4. Step 4: Simplify right side
    10,261.08x = 81,938,508.69
  5. Step 5: Solve for x
    x = 81,938,508.69/10,261.08
  6. Step 6: Final answer
    x = 7,985.37

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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.