Home / 2,314.40-3,186.96-2,186.24

Finding the Fourth Proportional to 2,314.40, 3,186.96 and 2,186.24

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Solution

The fourth proportional to 2,314.40, 3,186.96 and 2,186.24 is: 3,010.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,314.40 : 3,186.96 = 2,186.24 : x
  2. Step 2: Convert to fraction form
    2,314.40/3,186.96 = 2,186.24/x
  3. Step 3: Cross multiply
    2,314.40x = 3,186.96 × 2,186.24
  4. Step 4: Simplify right side
    2,314.40x = 6,967,459.43
  5. Step 5: Solve for x
    x = 6,967,459.43/2,314.40
  6. Step 6: Final answer
    x = 3,010.48

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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.