Home / 2,701.80-4,053.54-1,240.98

Finding the Fourth Proportional to 2,701.80, 4,053.54 and 1,240.98

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Solution

The fourth proportional to 2,701.80, 4,053.54 and 1,240.98 is: 1,861.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.80 : 4,053.54 = 1,240.98 : x
  2. Step 2: Convert to fraction form
    2,701.80/4,053.54 = 1,240.98/x
  3. Step 3: Cross multiply
    2,701.80x = 4,053.54 × 1,240.98
  4. Step 4: Simplify right side
    2,701.80x = 5,030,362.07
  5. Step 5: Solve for x
    x = 5,030,362.07/2,701.80
  6. Step 6: Final answer
    x = 1,861.86

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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.