Home / 2,956.70-4,080.19-1,612.33

Finding the Fourth Proportional to 2,956.70, 4,080.19 and 1,612.33

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Solution

The fourth proportional to 2,956.70, 4,080.19 and 1,612.33 is: 2,224.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.70 : 4,080.19 = 1,612.33 : x
  2. Step 2: Convert to fraction form
    2,956.70/4,080.19 = 1,612.33/x
  3. Step 3: Cross multiply
    2,956.70x = 4,080.19 × 1,612.33
  4. Step 4: Simplify right side
    2,956.70x = 6,578,612.74
  5. Step 5: Solve for x
    x = 6,578,612.74/2,956.70
  6. Step 6: Final answer
    x = 2,224.98

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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.