Home / 3,016.62-4,159.08-2,020.32

Finding the Fourth Proportional to 3,016.62, 4,159.08 and 2,020.32

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Solution

The fourth proportional to 3,016.62, 4,159.08 and 2,020.32 is: 2,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.62 : 4,159.08 = 2,020.32 : x
  2. Step 2: Convert to fraction form
    3,016.62/4,159.08 = 2,020.32/x
  3. Step 3: Cross multiply
    3,016.62x = 4,159.08 × 2,020.32
  4. Step 4: Simplify right side
    3,016.62x = 8,402,672.51
  5. Step 5: Solve for x
    x = 8,402,672.51/3,016.62
  6. Step 6: Final answer
    x = 2,785.46

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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.