Home / 3,016.12-4,521.52-1,455.32

Finding the Fourth Proportional to 3,016.12, 4,521.52 and 1,455.32

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Solution

The fourth proportional to 3,016.12, 4,521.52 and 1,455.32 is: 2,181.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.12 : 4,521.52 = 1,455.32 : x
  2. Step 2: Convert to fraction form
    3,016.12/4,521.52 = 1,455.32/x
  3. Step 3: Cross multiply
    3,016.12x = 4,521.52 × 1,455.32
  4. Step 4: Simplify right side
    3,016.12x = 6,580,258.49
  5. Step 5: Solve for x
    x = 6,580,258.49/3,016.12
  6. Step 6: Final answer
    x = 2,181.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.