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Finding the Fourth Proportional to 4,682.69, 7,025.04 and 1,396.05

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Solution

The fourth proportional to 4,682.69, 7,025.04 and 1,396.05 is: 2,094.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.69 : 7,025.04 = 1,396.05 : x
  2. Step 2: Convert to fraction form
    4,682.69/7,025.04 = 1,396.05/x
  3. Step 3: Cross multiply
    4,682.69x = 7,025.04 × 1,396.05
  4. Step 4: Simplify right side
    4,682.69x = 9,807,307.09
  5. Step 5: Solve for x
    x = 9,807,307.09/4,682.69
  6. Step 6: Final answer
    x = 2,094.38

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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.