Home / 11,392.02-17,077.59-3,992.45

Finding the Fourth Proportional to 11,392.02, 17,077.59 and 3,992.45

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Solution

The fourth proportional to 11,392.02, 17,077.59 and 3,992.45 is: 5,985.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,392.02 : 17,077.59 = 3,992.45 : x
  2. Step 2: Convert to fraction form
    11,392.02/17,077.59 = 3,992.45/x
  3. Step 3: Cross multiply
    11,392.02x = 17,077.59 × 3,992.45
  4. Step 4: Simplify right side
    11,392.02x = 68,181,338.81
  5. Step 5: Solve for x
    x = 68,181,338.81/11,392.02
  6. Step 6: Final answer
    x = 5,985.01

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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.