Home / 2,232.36-3,080.63-1,237.68

Finding the Fourth Proportional to 2,232.36, 3,080.63 and 1,237.68

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Solution

The fourth proportional to 2,232.36, 3,080.63 and 1,237.68 is: 1,707.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.36 : 3,080.63 = 1,237.68 : x
  2. Step 2: Convert to fraction form
    2,232.36/3,080.63 = 1,237.68/x
  3. Step 3: Cross multiply
    2,232.36x = 3,080.63 × 1,237.68
  4. Step 4: Simplify right side
    2,232.36x = 3,812,837.23
  5. Step 5: Solve for x
    x = 3,812,837.23/2,232.36
  6. Step 6: Final answer
    x = 1,707.98

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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.