Home / 3,028.05-4,543.80-1,178.93

Finding the Fourth Proportional to 3,028.05, 4,543.80 and 1,178.93

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Solution

The fourth proportional to 3,028.05, 4,543.80 and 1,178.93 is: 1,769.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.05 : 4,543.80 = 1,178.93 : x
  2. Step 2: Convert to fraction form
    3,028.05/4,543.80 = 1,178.93/x
  3. Step 3: Cross multiply
    3,028.05x = 4,543.80 × 1,178.93
  4. Step 4: Simplify right side
    3,028.05x = 5,356,799.42
  5. Step 5: Solve for x
    x = 5,356,799.42/3,028.05
  6. Step 6: Final answer
    x = 1,769.06

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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.