Home / 11,419.04-17,130.86-4,028.74

Finding the Fourth Proportional to 11,419.04, 17,130.86 and 4,028.74

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Solution

The fourth proportional to 11,419.04, 17,130.86 and 4,028.74 is: 6,043.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,419.04 : 17,130.86 = 4,028.74 : x
  2. Step 2: Convert to fraction form
    11,419.04/17,130.86 = 4,028.74/x
  3. Step 3: Cross multiply
    11,419.04x = 17,130.86 × 4,028.74
  4. Step 4: Simplify right side
    11,419.04x = 69,015,780.92
  5. Step 5: Solve for x
    x = 69,015,780.92/11,419.04
  6. Step 6: Final answer
    x = 6,043.92

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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.