Home / 2,910.03-4,015.73-1,651.06

Finding the Fourth Proportional to 2,910.03, 4,015.73 and 1,651.06

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Solution

The fourth proportional to 2,910.03, 4,015.73 and 1,651.06 is: 2,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.03 : 4,015.73 = 1,651.06 : x
  2. Step 2: Convert to fraction form
    2,910.03/4,015.73 = 1,651.06/x
  3. Step 3: Cross multiply
    2,910.03x = 4,015.73 × 1,651.06
  4. Step 4: Simplify right side
    2,910.03x = 6,630,201.41
  5. Step 5: Solve for x
    x = 6,630,201.41/2,910.03
  6. Step 6: Final answer
    x = 2,278.40

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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.