Home / 1,552.44-2,140.08-1,027.56

Finding the Fourth Proportional to 1,552.44, 2,140.08 and 1,027.56

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Solution

The fourth proportional to 1,552.44, 2,140.08 and 1,027.56 is: 1,416.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.44 : 2,140.08 = 1,027.56 : x
  2. Step 2: Convert to fraction form
    1,552.44/2,140.08 = 1,027.56/x
  3. Step 3: Cross multiply
    1,552.44x = 2,140.08 × 1,027.56
  4. Step 4: Simplify right side
    1,552.44x = 2,199,060.60
  5. Step 5: Solve for x
    x = 2,199,060.60/1,552.44
  6. Step 6: Final answer
    x = 1,416.52

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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.