Home / 2,225.46-3,070.87-1,329.03

Finding the Fourth Proportional to 2,225.46, 3,070.87 and 1,329.03

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Solution

The fourth proportional to 2,225.46, 3,070.87 and 1,329.03 is: 1,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.46 : 3,070.87 = 1,329.03 : x
  2. Step 2: Convert to fraction form
    2,225.46/3,070.87 = 1,329.03/x
  3. Step 3: Cross multiply
    2,225.46x = 3,070.87 × 1,329.03
  4. Step 4: Simplify right side
    2,225.46x = 4,081,278.36
  5. Step 5: Solve for x
    x = 4,081,278.36/2,225.46
  6. Step 6: Final answer
    x = 1,833.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.