Home / 3,325.16-4,987.70-1,273.16

Finding the Fourth Proportional to 3,325.16, 4,987.70 and 1,273.16

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Solution

The fourth proportional to 3,325.16, 4,987.70 and 1,273.16 is: 1,909.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.16 : 4,987.70 = 1,273.16 : x
  2. Step 2: Convert to fraction form
    3,325.16/4,987.70 = 1,273.16/x
  3. Step 3: Cross multiply
    3,325.16x = 4,987.70 × 1,273.16
  4. Step 4: Simplify right side
    3,325.16x = 6,350,118.38
  5. Step 5: Solve for x
    x = 6,350,118.38/3,325.16
  6. Step 6: Final answer
    x = 1,909.72

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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.