Home / 2,232.58-3,080.70-1,237.61

Finding the Fourth Proportional to 2,232.58, 3,080.70 and 1,237.61

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Solution

The fourth proportional to 2,232.58, 3,080.70 and 1,237.61 is: 1,707.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.58 : 3,080.70 = 1,237.61 : x
  2. Step 2: Convert to fraction form
    2,232.58/3,080.70 = 1,237.61/x
  3. Step 3: Cross multiply
    2,232.58x = 3,080.70 × 1,237.61
  4. Step 4: Simplify right side
    2,232.58x = 3,812,705.13
  5. Step 5: Solve for x
    x = 3,812,705.13/2,232.58
  6. Step 6: Final answer
    x = 1,707.76

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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.