Home / 2,956.96-4,080.54-1,612.58

Finding the Fourth Proportional to 2,956.96, 4,080.54 and 1,612.58

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Solution

The fourth proportional to 2,956.96, 4,080.54 and 1,612.58 is: 2,225.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.96 : 4,080.54 = 1,612.58 : x
  2. Step 2: Convert to fraction form
    2,956.96/4,080.54 = 1,612.58/x
  3. Step 3: Cross multiply
    2,956.96x = 4,080.54 × 1,612.58
  4. Step 4: Simplify right side
    2,956.96x = 6,580,197.19
  5. Step 5: Solve for x
    x = 6,580,197.19/2,956.96
  6. Step 6: Final answer
    x = 2,225.33

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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.