Home / 4,381.12-6,570.97-1,260.41

Finding the Fourth Proportional to 4,381.12, 6,570.97 and 1,260.41

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Solution

The fourth proportional to 4,381.12, 6,570.97 and 1,260.41 is: 1,890.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.12 : 6,570.97 = 1,260.41 : x
  2. Step 2: Convert to fraction form
    4,381.12/6,570.97 = 1,260.41/x
  3. Step 3: Cross multiply
    4,381.12x = 6,570.97 × 1,260.41
  4. Step 4: Simplify right side
    4,381.12x = 8,282,116.30
  5. Step 5: Solve for x
    x = 8,282,116.30/4,381.12
  6. Step 6: Final answer
    x = 1,890.41

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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.