Home / 2,237.23-3,087.25-1,242.45

Finding the Fourth Proportional to 2,237.23, 3,087.25 and 1,242.45

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Solution

The fourth proportional to 2,237.23, 3,087.25 and 1,242.45 is: 1,714.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.23 : 3,087.25 = 1,242.45 : x
  2. Step 2: Convert to fraction form
    2,237.23/3,087.25 = 1,242.45/x
  3. Step 3: Cross multiply
    2,237.23x = 3,087.25 × 1,242.45
  4. Step 4: Simplify right side
    2,237.23x = 3,835,750.66
  5. Step 5: Solve for x
    x = 3,835,750.66/2,237.23
  6. Step 6: Final answer
    x = 1,714.51

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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.