Home / 4,056.51-5,589.63-3,112.32

Finding the Fourth Proportional to 4,056.51, 5,589.63 and 3,112.32

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Solution

The fourth proportional to 4,056.51, 5,589.63 and 3,112.32 is: 4,288.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,056.51 : 5,589.63 = 3,112.32 : x
  2. Step 2: Convert to fraction form
    4,056.51/5,589.63 = 3,112.32/x
  3. Step 3: Cross multiply
    4,056.51x = 5,589.63 × 3,112.32
  4. Step 4: Simplify right side
    4,056.51x = 17,396,717.24
  5. Step 5: Solve for x
    x = 17,396,717.24/4,056.51
  6. Step 6: Final answer
    x = 4,288.59

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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.