Home / 2,260.60-3,385.62-1,955.80

Finding the Fourth Proportional to 2,260.60, 3,385.62 and 1,955.80

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Solution

The fourth proportional to 2,260.60, 3,385.62 and 1,955.80 is: 2,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.60 : 3,385.62 = 1,955.80 : x
  2. Step 2: Convert to fraction form
    2,260.60/3,385.62 = 1,955.80/x
  3. Step 3: Cross multiply
    2,260.60x = 3,385.62 × 1,955.80
  4. Step 4: Simplify right side
    2,260.60x = 6,621,595.60
  5. Step 5: Solve for x
    x = 6,621,595.60/2,260.60
  6. Step 6: Final answer
    x = 2,929.13

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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.