Home / 3,190.97-4,779.53-1,544.06

Finding the Fourth Proportional to 3,190.97, 4,779.53 and 1,544.06

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Solution

The fourth proportional to 3,190.97, 4,779.53 and 1,544.06 is: 2,312.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.97 : 4,779.53 = 1,544.06 : x
  2. Step 2: Convert to fraction form
    3,190.97/4,779.53 = 1,544.06/x
  3. Step 3: Cross multiply
    3,190.97x = 4,779.53 × 1,544.06
  4. Step 4: Simplify right side
    3,190.97x = 7,379,895.45
  5. Step 5: Solve for x
    x = 7,379,895.45/3,190.97
  6. Step 6: Final answer
    x = 2,312.74

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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.