Home / 3,135.16-4,702.83-1,055.23

Finding the Fourth Proportional to 3,135.16, 4,702.83 and 1,055.23

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Solution

The fourth proportional to 3,135.16, 4,702.83 and 1,055.23 is: 1,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.16 : 4,702.83 = 1,055.23 : x
  2. Step 2: Convert to fraction form
    3,135.16/4,702.83 = 1,055.23/x
  3. Step 3: Cross multiply
    3,135.16x = 4,702.83 × 1,055.23
  4. Step 4: Simplify right side
    3,135.16x = 4,962,567.30
  5. Step 5: Solve for x
    x = 4,962,567.30/3,135.16
  6. Step 6: Final answer
    x = 1,582.88

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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.