Home / 6,455.03-9,682.55-1,838.03

Finding the Fourth Proportional to 6,455.03, 9,682.55 and 1,838.03

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Solution

The fourth proportional to 6,455.03, 9,682.55 and 1,838.03 is: 2,757.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455.03 : 9,682.55 = 1,838.03 : x
  2. Step 2: Convert to fraction form
    6,455.03/9,682.55 = 1,838.03/x
  3. Step 3: Cross multiply
    6,455.03x = 9,682.55 × 1,838.03
  4. Step 4: Simplify right side
    6,455.03x = 17,796,817.38
  5. Step 5: Solve for x
    x = 17,796,817.38/6,455.03
  6. Step 6: Final answer
    x = 2,757.05

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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.