Home / 3,015.02-4,160.91-1,967.06

Finding the Fourth Proportional to 3,015.02, 4,160.91 and 1,967.06

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Solution

The fourth proportional to 3,015.02, 4,160.91 and 1,967.06 is: 2,714.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.02 : 4,160.91 = 1,967.06 : x
  2. Step 2: Convert to fraction form
    3,015.02/4,160.91 = 1,967.06/x
  3. Step 3: Cross multiply
    3,015.02x = 4,160.91 × 1,967.06
  4. Step 4: Simplify right side
    3,015.02x = 8,184,759.62
  5. Step 5: Solve for x
    x = 8,184,759.62/3,015.02
  6. Step 6: Final answer
    x = 2,714.66

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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.