Home / 5,003.10-7,504.65-3,690.90

Finding the Fourth Proportional to 5,003.10, 7,504.65 and 3,690.90

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Solution

The fourth proportional to 5,003.10, 7,504.65 and 3,690.90 is: 5,536.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.10 : 7,504.65 = 3,690.90 : x
  2. Step 2: Convert to fraction form
    5,003.10/7,504.65 = 3,690.90/x
  3. Step 3: Cross multiply
    5,003.10x = 7,504.65 × 3,690.90
  4. Step 4: Simplify right side
    5,003.10x = 27,698,912.69
  5. Step 5: Solve for x
    x = 27,698,912.69/5,003.10
  6. Step 6: Final answer
    x = 5,536.35

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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.