Home / 2,670.32-3,685.48-1,676.24

Finding the Fourth Proportional to 2,670.32, 3,685.48 and 1,676.24

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Solution

The fourth proportional to 2,670.32, 3,685.48 and 1,676.24 is: 2,313.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670.32 : 3,685.48 = 1,676.24 : x
  2. Step 2: Convert to fraction form
    2,670.32/3,685.48 = 1,676.24/x
  3. Step 3: Cross multiply
    2,670.32x = 3,685.48 × 1,676.24
  4. Step 4: Simplify right side
    2,670.32x = 6,177,749.00
  5. Step 5: Solve for x
    x = 6,177,749.00/2,670.32
  6. Step 6: Final answer
    x = 2,313.49

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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.