Home / 2,693.16-4,038-2,173.80

Finding the Fourth Proportional to 2,693.16, 4,038 and 2,173.80

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Solution

The fourth proportional to 2,693.16, 4,038 and 2,173.80 is: 3,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.16 : 4,038 = 2,173.80 : x
  2. Step 2: Convert to fraction form
    2,693.16/4,038 = 2,173.80/x
  3. Step 3: Cross multiply
    2,693.16x = 4,038 × 2,173.80
  4. Step 4: Simplify right side
    2,693.16x = 8,777,804.40
  5. Step 5: Solve for x
    x = 8,777,804.40/2,693.16
  6. Step 6: Final answer
    x = 3,259.30

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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.