Home / 2,702.60-4,053.77-1,059.45

Finding the Fourth Proportional to 2,702.60, 4,053.77 and 1,059.45

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Solution

The fourth proportional to 2,702.60, 4,053.77 and 1,059.45 is: 1,589.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.60 : 4,053.77 = 1,059.45 : x
  2. Step 2: Convert to fraction form
    2,702.60/4,053.77 = 1,059.45/x
  3. Step 3: Cross multiply
    2,702.60x = 4,053.77 × 1,059.45
  4. Step 4: Simplify right side
    2,702.60x = 4,294,766.63
  5. Step 5: Solve for x
    x = 4,294,766.63/2,702.60
  6. Step 6: Final answer
    x = 1,589.12

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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.