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Finding the Fourth Proportional to 6,450.47, 9,675.72 and 1,833.47

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Solution

The fourth proportional to 6,450.47, 9,675.72 and 1,833.47 is: 2,750.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.47 : 9,675.72 = 1,833.47 : x
  2. Step 2: Convert to fraction form
    6,450.47/9,675.72 = 1,833.47/x
  3. Step 3: Cross multiply
    6,450.47x = 9,675.72 × 1,833.47
  4. Step 4: Simplify right side
    6,450.47x = 17,740,130.25
  5. Step 5: Solve for x
    x = 17,740,130.25/6,450.47
  6. Step 6: Final answer
    x = 2,750.21

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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.