Home / 2,260.88-3,385.56-2,070.80

Finding the Fourth Proportional to 2,260.88, 3,385.56 and 2,070.80

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Solution

The fourth proportional to 2,260.88, 3,385.56 and 2,070.80 is: 3,100.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.88 : 3,385.56 = 2,070.80 : x
  2. Step 2: Convert to fraction form
    2,260.88/3,385.56 = 2,070.80/x
  3. Step 3: Cross multiply
    2,260.88x = 3,385.56 × 2,070.80
  4. Step 4: Simplify right side
    2,260.88x = 7,010,817.65
  5. Step 5: Solve for x
    x = 7,010,817.65/2,260.88
  6. Step 6: Final answer
    x = 3,100.92

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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.