Home / 4,703.70-7,059.60-3,780.30

Finding the Fourth Proportional to 4,703.70, 7,059.60 and 3,780.30

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Solution

The fourth proportional to 4,703.70, 7,059.60 and 3,780.30 is: 5,673.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.70 : 7,059.60 = 3,780.30 : x
  2. Step 2: Convert to fraction form
    4,703.70/7,059.60 = 3,780.30/x
  3. Step 3: Cross multiply
    4,703.70x = 7,059.60 × 3,780.30
  4. Step 4: Simplify right side
    4,703.70x = 26,687,405.88
  5. Step 5: Solve for x
    x = 26,687,405.88/4,703.70
  6. Step 6: Final answer
    x = 5,673.70

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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.