Home / 2,110.40-2,909.28-1,410.56

Finding the Fourth Proportional to 2,110.40, 2,909.28 and 1,410.56

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Solution

The fourth proportional to 2,110.40, 2,909.28 and 1,410.56 is: 1,944.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.40 : 2,909.28 = 1,410.56 : x
  2. Step 2: Convert to fraction form
    2,110.40/2,909.28 = 1,410.56/x
  3. Step 3: Cross multiply
    2,110.40x = 2,909.28 × 1,410.56
  4. Step 4: Simplify right side
    2,110.40x = 4,103,714.00
  5. Step 5: Solve for x
    x = 4,103,714.00/2,110.40
  6. Step 6: Final answer
    x = 1,944.52

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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.