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Finding the Fourth Proportional to 2,955.42, 4,435.86 and 1,495.60

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Solution

The fourth proportional to 2,955.42, 4,435.86 and 1,495.60 is: 2,244.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.42 : 4,435.86 = 1,495.60 : x
  2. Step 2: Convert to fraction form
    2,955.42/4,435.86 = 1,495.60/x
  3. Step 3: Cross multiply
    2,955.42x = 4,435.86 × 1,495.60
  4. Step 4: Simplify right side
    2,955.42x = 6,634,266.73
  5. Step 5: Solve for x
    x = 6,634,266.73/2,955.42
  6. Step 6: Final answer
    x = 2,244.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.