Home / 4,235.16-6,350.40-1,273.20

Finding the Fourth Proportional to 4,235.16, 6,350.40 and 1,273.20

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Solution

The fourth proportional to 4,235.16, 6,350.40 and 1,273.20 is: 1,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.16 : 6,350.40 = 1,273.20 : x
  2. Step 2: Convert to fraction form
    4,235.16/6,350.40 = 1,273.20/x
  3. Step 3: Cross multiply
    4,235.16x = 6,350.40 × 1,273.20
  4. Step 4: Simplify right side
    4,235.16x = 8,085,329.28
  5. Step 5: Solve for x
    x = 8,085,329.28/4,235.16
  6. Step 6: Final answer
    x = 1,909.10

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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.