Home / 2,237.19-3,087.47-1,293.15

Finding the Fourth Proportional to 2,237.19, 3,087.47 and 1,293.15

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Solution

The fourth proportional to 2,237.19, 3,087.47 and 1,293.15 is: 1,784.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.19 : 3,087.47 = 1,293.15 : x
  2. Step 2: Convert to fraction form
    2,237.19/3,087.47 = 1,293.15/x
  3. Step 3: Cross multiply
    2,237.19x = 3,087.47 × 1,293.15
  4. Step 4: Simplify right side
    2,237.19x = 3,992,555.36
  5. Step 5: Solve for x
    x = 3,992,555.36/2,237.19
  6. Step 6: Final answer
    x = 1,784.63

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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.