Home / 3,009.14-4,152.82-1,682.86

Finding the Fourth Proportional to 3,009.14, 4,152.82 and 1,682.86

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Solution

The fourth proportional to 3,009.14, 4,152.82 and 1,682.86 is: 2,322.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.14 : 4,152.82 = 1,682.86 : x
  2. Step 2: Convert to fraction form
    3,009.14/4,152.82 = 1,682.86/x
  3. Step 3: Cross multiply
    3,009.14x = 4,152.82 × 1,682.86
  4. Step 4: Simplify right side
    3,009.14x = 6,988,614.67
  5. Step 5: Solve for x
    x = 6,988,614.67/3,009.14
  6. Step 6: Final answer
    x = 2,322.46

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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.