Home / 11,365.02-17,039.84-3,965.45

Finding the Fourth Proportional to 11,365.02, 17,039.84 and 3,965.45

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Solution

The fourth proportional to 11,365.02, 17,039.84 and 3,965.45 is: 5,945.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,365.02 : 17,039.84 = 3,965.45 : x
  2. Step 2: Convert to fraction form
    11,365.02/17,039.84 = 3,965.45/x
  3. Step 3: Cross multiply
    11,365.02x = 17,039.84 × 3,965.45
  4. Step 4: Simplify right side
    11,365.02x = 67,570,528.50
  5. Step 5: Solve for x
    x = 67,570,528.50/11,365.02
  6. Step 6: Final answer
    x = 5,945.48

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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.