Home / 2,181.24-3,010.14-1,237.01

Finding the Fourth Proportional to 2,181.24, 3,010.14 and 1,237.01

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Solution

The fourth proportional to 2,181.24, 3,010.14 and 1,237.01 is: 1,707.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181.24 : 3,010.14 = 1,237.01 : x
  2. Step 2: Convert to fraction form
    2,181.24/3,010.14 = 1,237.01/x
  3. Step 3: Cross multiply
    2,181.24x = 3,010.14 × 1,237.01
  4. Step 4: Simplify right side
    2,181.24x = 3,723,573.28
  5. Step 5: Solve for x
    x = 3,723,573.28/2,181.24
  6. Step 6: Final answer
    x = 1,707.09

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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.