Home / 3,090.14-4,635.55-1,529.85

Finding the Fourth Proportional to 3,090.14, 4,635.55 and 1,529.85

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Solution

The fourth proportional to 3,090.14, 4,635.55 and 1,529.85 is: 2,294.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.14 : 4,635.55 = 1,529.85 : x
  2. Step 2: Convert to fraction form
    3,090.14/4,635.55 = 1,529.85/x
  3. Step 3: Cross multiply
    3,090.14x = 4,635.55 × 1,529.85
  4. Step 4: Simplify right side
    3,090.14x = 7,091,696.17
  5. Step 5: Solve for x
    x = 7,091,696.17/3,090.14
  6. Step 6: Final answer
    x = 2,294.94

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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.