Home / 6,450.29-8,902.86-3,798.55

Finding the Fourth Proportional to 6,450.29, 8,902.86 and 3,798.55

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Solution

The fourth proportional to 6,450.29, 8,902.86 and 3,798.55 is: 5,242.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.29 : 8,902.86 = 3,798.55 : x
  2. Step 2: Convert to fraction form
    6,450.29/8,902.86 = 3,798.55/x
  3. Step 3: Cross multiply
    6,450.29x = 8,902.86 × 3,798.55
  4. Step 4: Simplify right side
    6,450.29x = 33,817,936.60
  5. Step 5: Solve for x
    x = 33,817,936.60/6,450.29
  6. Step 6: Final answer
    x = 5,242.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.