Home / 2,955.58-4,080.45-2,627.56

Finding the Fourth Proportional to 2,955.58, 4,080.45 and 2,627.56

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Solution

The fourth proportional to 2,955.58, 4,080.45 and 2,627.56 is: 3,627.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.58 : 4,080.45 = 2,627.56 : x
  2. Step 2: Convert to fraction form
    2,955.58/4,080.45 = 2,627.56/x
  3. Step 3: Cross multiply
    2,955.58x = 4,080.45 × 2,627.56
  4. Step 4: Simplify right side
    2,955.58x = 10,721,627.20
  5. Step 5: Solve for x
    x = 10,721,627.20/2,955.58
  6. Step 6: Final answer
    x = 3,627.59

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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.