Home / 2,604.80-3,903.36-2,030.72

Finding the Fourth Proportional to 2,604.80, 3,903.36 and 2,030.72

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Solution

The fourth proportional to 2,604.80, 3,903.36 and 2,030.72 is: 3,043.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,604.80 : 3,903.36 = 2,030.72 : x
  2. Step 2: Convert to fraction form
    2,604.80/3,903.36 = 2,030.72/x
  3. Step 3: Cross multiply
    2,604.80x = 3,903.36 × 2,030.72
  4. Step 4: Simplify right side
    2,604.80x = 7,926,631.22
  5. Step 5: Solve for x
    x = 7,926,631.22/2,604.80
  6. Step 6: Final answer
    x = 3,043.09

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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.