Home / 2,110.88-2,914.02-1,615.58

Finding the Fourth Proportional to 2,110.88, 2,914.02 and 1,615.58

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Solution

The fourth proportional to 2,110.88, 2,914.02 and 1,615.58 is: 2,230.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.88 : 2,914.02 = 1,615.58 : x
  2. Step 2: Convert to fraction form
    2,110.88/2,914.02 = 1,615.58/x
  3. Step 3: Cross multiply
    2,110.88x = 2,914.02 × 1,615.58
  4. Step 4: Simplify right side
    2,110.88x = 4,707,832.43
  5. Step 5: Solve for x
    x = 4,707,832.43/2,110.88
  6. Step 6: Final answer
    x = 2,230.27

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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.