Home / 2,310.56-3,189.66-1,751.12

Finding the Fourth Proportional to 2,310.56, 3,189.66 and 1,751.12

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Solution

The fourth proportional to 2,310.56, 3,189.66 and 1,751.12 is: 2,417.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.56 : 3,189.66 = 1,751.12 : x
  2. Step 2: Convert to fraction form
    2,310.56/3,189.66 = 1,751.12/x
  3. Step 3: Cross multiply
    2,310.56x = 3,189.66 × 1,751.12
  4. Step 4: Simplify right side
    2,310.56x = 5,585,477.42
  5. Step 5: Solve for x
    x = 5,585,477.42/2,310.56
  6. Step 6: Final answer
    x = 2,417.37

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1.5x scale

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.