Home / 2,701.98-4,051.53-1,591.80

Finding the Fourth Proportional to 2,701.98, 4,051.53 and 1,591.80

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Solution

The fourth proportional to 2,701.98, 4,051.53 and 1,591.80 is: 2,386.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.98 : 4,051.53 = 1,591.80 : x
  2. Step 2: Convert to fraction form
    2,701.98/4,051.53 = 1,591.80/x
  3. Step 3: Cross multiply
    2,701.98x = 4,051.53 × 1,591.80
  4. Step 4: Simplify right side
    2,701.98x = 6,449,225.45
  5. Step 5: Solve for x
    x = 6,449,225.45/2,701.98
  6. Step 6: Final answer
    x = 2,386.85

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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.