Home / 2,310.93-3,189.04-1,316.18

Finding the Fourth Proportional to 2,310.93, 3,189.04 and 1,316.18

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Solution

The fourth proportional to 2,310.93, 3,189.04 and 1,316.18 is: 1,816.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.93 : 3,189.04 = 1,316.18 : x
  2. Step 2: Convert to fraction form
    2,310.93/3,189.04 = 1,316.18/x
  3. Step 3: Cross multiply
    2,310.93x = 3,189.04 × 1,316.18
  4. Step 4: Simplify right side
    2,310.93x = 4,197,355.35
  5. Step 5: Solve for x
    x = 4,197,355.35/2,310.93
  6. Step 6: Final answer
    x = 1,816.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.