Home / 2,905.97-4,357.91-1,056.60

Finding the Fourth Proportional to 2,905.97, 4,357.91 and 1,056.60

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Solution

The fourth proportional to 2,905.97, 4,357.91 and 1,056.60 is: 1,584.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.97 : 4,357.91 = 1,056.60 : x
  2. Step 2: Convert to fraction form
    2,905.97/4,357.91 = 1,056.60/x
  3. Step 3: Cross multiply
    2,905.97x = 4,357.91 × 1,056.60
  4. Step 4: Simplify right side
    2,905.97x = 4,604,570.35
  5. Step 5: Solve for x
    x = 4,604,570.35/2,905.97
  6. Step 6: Final answer
    x = 1,584.52

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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.