Home / 6,285.98-9,428.81-2,125.96

Finding the Fourth Proportional to 6,285.98, 9,428.81 and 2,125.96

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Solution

The fourth proportional to 6,285.98, 9,428.81 and 2,125.96 is: 3,188.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.98 : 9,428.81 = 2,125.96 : x
  2. Step 2: Convert to fraction form
    6,285.98/9,428.81 = 2,125.96/x
  3. Step 3: Cross multiply
    6,285.98x = 9,428.81 × 2,125.96
  4. Step 4: Simplify right side
    6,285.98x = 20,045,238.71
  5. Step 5: Solve for x
    x = 20,045,238.71/6,285.98
  6. Step 6: Final answer
    x = 3,188.88

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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.