Home / 3,051.80-4,577.70-1,103.30

Finding the Fourth Proportional to 3,051.80, 4,577.70 and 1,103.30

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Solution

The fourth proportional to 3,051.80, 4,577.70 and 1,103.30 is: 1,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.80 : 4,577.70 = 1,103.30 : x
  2. Step 2: Convert to fraction form
    3,051.80/4,577.70 = 1,103.30/x
  3. Step 3: Cross multiply
    3,051.80x = 4,577.70 × 1,103.30
  4. Step 4: Simplify right side
    3,051.80x = 5,050,576.41
  5. Step 5: Solve for x
    x = 5,050,576.41/3,051.80
  6. Step 6: Final answer
    x = 1,654.95

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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.