Home / 4,735.40-7,103.10-3,000.38

Finding the Fourth Proportional to 4,735.40, 7,103.10 and 3,000.38

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Solution

The fourth proportional to 4,735.40, 7,103.10 and 3,000.38 is: 4,500.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,735.40 : 7,103.10 = 3,000.38 : x
  2. Step 2: Convert to fraction form
    4,735.40/7,103.10 = 3,000.38/x
  3. Step 3: Cross multiply
    4,735.40x = 7,103.10 × 3,000.38
  4. Step 4: Simplify right side
    4,735.40x = 21,311,963.66
  5. Step 5: Solve for x
    x = 21,311,963.66/4,735.40
  6. Step 6: Final answer
    x = 4,500.57

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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.