Home / 2,237.90-3,088.25-1,293.68

Finding the Fourth Proportional to 2,237.90, 3,088.25 and 1,293.68

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Solution

The fourth proportional to 2,237.90, 3,088.25 and 1,293.68 is: 1,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.90 : 3,088.25 = 1,293.68 : x
  2. Step 2: Convert to fraction form
    2,237.90/3,088.25 = 1,293.68/x
  3. Step 3: Cross multiply
    2,237.90x = 3,088.25 × 1,293.68
  4. Step 4: Simplify right side
    2,237.90x = 3,995,185.35
  5. Step 5: Solve for x
    x = 3,995,185.35/2,237.90
  6. Step 6: Final answer
    x = 1,785.24

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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.